Xpa125b high reverse power. Please be aware that there is a wiki and a FAQ that may address your question. 2. automatic band switching. 01 $. Amplifier: Frequency range: 1. [wp_ad_camp_1] The mainframe is fully solid-state CNC design, with built-in perfect input and output protection function, so that you can communicate at any time. 34. Technology Parameters of Power Amplification: Amplified Frequency Range: 0. The high swr issue only happens when I try to use both the ATU and the PA on the XPA125B. This limits the reverse power from exceeding a threshold keeping the amp active but protected from failure. Buy Original Xiegu XPA125B 100W HF Power Amplifier + Auto tuner ATU For X5105 X108G G1M G90 at Aliexpress for . 0L Diesel Engine), Portable Jump Box with 3 Modes Search Cancel Messages Toggle Dropdown Topics Expanded Filter Filter Sent: Monday, December 21, 2020 8:19 AM. Download Now! Sep 5, 2022 · 2. Dec 13, 2023 · The Xiegu XPA125B (new version) is a 100-125 watt solid-state linear power amplifier for HF frequencies, with an integrated antenna tuner and a big and bright display for monitoring the amplifier status. Posted by u/ReverendShaft - 3 votes and 3 comments May 14, 2020 · The Xiegu XPAB (new version) is a W amplifier for frequencies from to 30Mhz and 50 to 54Mhz, with an integrated antenna tuner ( to 30Mhz). The Automatic Antenna Tuner Unit and Power Amplifier Unit of XPA-125 can be used independently of each other as either an Automatic Antenna Tuner or a separate Power Amplifier. 8M~30M Jul 10, 2020 · The XPA125B has a variety of intelligent protection circuits to ensure the safety of the amplifier and connected transceiver. 4 Connection method between XPA125B and other QRP radio If you want to start the XPA125B power amplifier and put it into the transmit mode, you need to set the PTT port to a low level [level≤0. Hi, I have just received my XPA 125b, and I am trying to do the setup with my G90, using the CE-19 adapter. XPA125B is a 100W PA and ATU all-in-one machine for the Xiegu series. Whole Gain: 13dB (+ 2dB) Working Voltage: DC 12~14. It is used to protect the alternator/generator from motoring action when the turbine failed to give mechanical power. When the power output from X6100 to XPA125B exceeds RM LA250 - 140-150MHz (200W) Linear Amplifier. There appear to be bots that downvote all posts initially. Maximum Operating Ambient Temperature: 55℃. However, this evening I saw a message. The question that I have though is probably independent of the transceiver. Also, please note that downvotes don't indicate an unvalued question submission. Your comments reflect what I have seen on the YouTube reviews; much non-linearity, and severe compression at about 90 Watts output. following order: 160m→80m→60m→40m→30m→20m→17m→15m→12m→10m→6m. It's May 8, 2024 · Brilliant seller Highly recommended. 3. Xiegu XPA125B ,100W Power Amplifier, PA and ATU ,Quick Build High Power Shortwave Transceiver XPA125 is a 100W PA and ATU all-in-one machine for the Xiegu series. 8 to 30Mhz and 50 to 54Mhz, with an integrated antenna tuner and a big and bright display for monitoring the amplifier status. Hello, I am considering the purchase of XPA125B, though for the IC705. May 6, 2024 · The Xiegu XPA125B (new version) is a 100-125 watt solid-state linear power amplifier for frequencies from 0. The cables between HL2, interface and PA I build by myself. So, the reverse power flow will lead to voltage violation and protective device miscoordination. Press and hold the ATU button on the amp. If the PTT output signal of the transceiver is at high level, the high level needs to be converted into a low level, and then input to the XPA125B [ACC-PTT] port. When the XPA125B current draw is too high (more than 25A), or a short circuit occurs, the fuse on the rear panel may blow. Do not allow the maximum output power of the amplifier to exceed 120 W. 50 – 54MHz. 28lb, easy to carry. Topics Toggle Dropdown Messages; Expanded; filter Filter Dec 30, 2022 · the XPA125B and the G90. Enjoy Free Shipping Worldwide! Limited Time Sale Easy Return. Mar 11, 2021 · How to use the Icom IC-705 with the Xiegu XPA125B Amp for HF Ham Radio. In manual band switching mode, the XPA125B will change bands in the. Search Cancel Messages Topics Expanded Messages The Xiegu XPA125B (new version) is a 100-125 watt solid-state linear power amplifier for frequencies from 0. Parameters of XPA125 1. While the XPA125B is clearly designed to seamlessly interface with the Xiegu X108G, X5105, X6100, and G90 trans-ceivers, it will also work with any QRP rig. 8 to 30Mhz) and a big and bright display for monitoring the amplifier status. I'm using the XPA125B and IC-705 as a base station. Reverse Power Protection Working Principle 32R: Reverse power protection is the most Predominate protection in generator/alternator protection. For lower power I can of course, reduce the drive. 5V Current parameter: position in readiness @Max 550mA Transmit: 30A@Max 1. - If your connected transceiver is an X108G or X5105, please set the output power to 5 W. 6 MINI-DIN6 XPA125B ACC. B-GRADE Xiegu XPA125B - Solid State HF Amateur Radio Linear Amplifier (100W) XPA125 - 100W power amplifier and ATU all-in-one machine of Xiegu series. 8 – 54 MHz. It can cause the generator to produce power in the wrong direction, leading to reverse power. It helps fast build an up to 100W high-power shortwave transceiver with the Xiegu radios like the G90, X6100, X5105, G1M, etc. Jan 7 #92. Maximum output power can be automatically constant (only for X108G,X5105,G90,G90S and all subsequent models of XIEGU) Convenience-The whole unit measures 6. Oct 15, 2019 · To: EladSDR@groups. Maximum output power: 1. My next "try" will be driving my EF Johnson Viking Valiant in the "SSB mode" (3--6146's) to about 200W output. I am surprised that you are getting that much power out of the XPA125B with 0. This is a private listing and your identity will not be disclosed to anyone except the seller. XIEGU XPA HF Power Amplifier with ALC & Auto Antenna Tuner - $ XIEGU XPAB W HF Integrated Radio Power Amplifier for X XG G1M G Dec 23, 2023 · It will show, after small modification inside of the XPA125B, the power output (forward, reflected and SWR) via a webbrowser. The tuner handle 14-500 ohm loads in the HF bands 1,8-30 MHz and 6 meter band 50-54 MHz. I suspect I will just have to use a fixed timer but would be 整机增益: 13dB (±1dB) 杂散抑制度： ≥50dB. 83in and weighs 7. 0L Gasoline and 7. 0. Aug 27, 2020 · Xiegu G90 with the XPA125B Amp – match up demo and review. May 24, 2022 · G90/G106 Firmware Updates, The Easy Way! How to Adjust Your Xiegu G90 for Quiet and Sensitive CW Reception. RM. The Xiegu. 8 – 30MHz ≥100W. Load Imbalances. About Xiegu XPA125B - Solid State HF Amateur Radio Linear Amplifier (100W) XPA125 - 100W power amplifier and ATU all-in-one machine of Xiegu series. The antenna of choice on this trip was the BuddiHex from 2. Sep 19, 2021 · It is time to give the Xiegu XPA125B the respect it deserves! This group is dedicated to sharing and experimenting on how best to utilize this Amp with as many radios in as many situations as possible. 发射 30A @Max. It has a built in automatic antenna tuner, automatic protection circuits and a big and bright display for monitoring the amplifier status. For Baofeng-related information see the Baofeng FAQ and r/baofeng. When abnormal operating conditions appear like SWR is too high, too much drive power or too high temperature, the amplifier enters bypass mode and displays an alarm message. For a connection with the XPA125B I installed a SUBD-9 socket (rear of HL2). Specifications of the Xiegu XPA125. Page 5 2. 73 Oct 5, 2023 · 3 function analog meter indicates the condition of a 50 ohm antenna and coax used for CB operation tests for SWR or relative power 10 watt and 100 watt switches Forward and reverse switches Scatach 011 3000A Car Battery Jump Starter,12V Jump Starter Battery Pack (up to 9. Using this button you can select between manual band switching or. Find more , and products. Xiegu X5105, Xiegu G90, Xiegu X6100. Hi Jakob, I have been considering whether to buy an XPA125B. It is time to give the Xiegu XPA125B the respect it deserves! This group is dedicated to sharing and experimenting on how best to utilize this Amp with as many radios in as many situations as possible. Feb 9, 2023 · 3. 2. This amplifier features a robust all-solid-state CNC design with built-in input and output protection functions, ensuring reliable communication capabilities at all X6100 can expand the output power to 100W when connected to the XPA125B power amplifier through a L4001 cable (will be available soon). Average rating: 5 /5 Number of reviews: 3. Would the Xiegu XPA125B work with 2m and 70cm bands (like on the IC-705) or Page 10 Warning: 1. 5 Watt, the output power is max. Hi All I am using the Xiegu XPA125B with my Hermes Lite 2 transceiver, and all has been well since I purchase dit and have been using it for a few weeks. 7 INCH LCD SCREEN XPA125B HF+6m Linear Amplifier OFF 17-1 RX ATI-I -rl. 2 Procedure: 3. #radiorepair, #XIEGU XPA, # Sep 30, 2021 · The Xiegu XPA125B (new version) is a 100 watts solid-state linear power amplifier for frequencies from 1. To: icom705@groups. Load imbalances can also cause reverse power. For most Xiegu radios, you may need a CE-19 adapter to connect, while an L4001 cable for the Xiegu X6100. Maximum Output Power: 125W. Nov 11, 2022 · 2/08/23 #931. 1. BAND ATU TUNE. io. It can quickly build a high-power short-wave transceiver with the G90,G106,X6100,X5105, X108G, G1M and other hosts through the adapter CE-19/DE-19/L4001. It is also possible to quickly build a high-power short-wave transceiver with an adapter such as ICOM817 through the adapter CN-20. When using the XPA125B with the X56100 transceiver, the L4001 cable is required to control the amplifier from the transceiver. 50in x 10. It is also possible to quickly build a high-power short-wave Xiegu XPA125B Power Amplifier HAM HF Radio 125W QRP ALC for X5105 G90 X6100. 8 to 30Mhz). Page 9 XIEGU COMMUNICATIONS 3. I find that I can't get the XPA to tune my antenna. I'm hoping to use the I/O Board to interface to my XPA125B and it's useful to know the interfacing details. 26172 DownloadsUser manual for the Xiegu XPA125B 100 watt HF+6 meter amplifier. USD: 710. The XPA125-B HF amplifier can be used with any QRP HF Jan 13, 2024 · XPA125B is a 100W PA and ATU all-in-one machine for the Xiegu series. It can be easily integrated with various hosts such as X5105, X108G, G1M, G90, and even ICOM817 through adapters like C19 and CN-20. To: Xiegu-XPA125B@groups. QUESTION. Xiegu VG4 – NEW 4-Band Vertical Antenna. Please check the status of the fuse if this occurs. ATU自动天线调谐器单元基本参数. 1V]. Testing out the amp's power output and antenna tuner. Mar 25, 2022 · Most of the distribution system protective devices are designed to carry unidirectional power flow. I checked the antenna outside and everything looks fine. 649. The XPA125 is a versatile 100W power amplifier and ATU all-in-one machine from the Xiegu series. Likely each time (at least) a PTT closure is generated and an RF signal is being. This occurs when the load on the generator is not balanced, either within the generator itself or within the power system. Subject: [icom705] Icom 705 Send/ALC Jack & Connecting a XPA125B RF Power AMP. fXIEGU. 最大调谐范围： 14Ω～500Ω. 125W HF Amplifier for Xiegu X5105 transceiver. The Automatic Antenna Tuner Unit and Power Amplifier Unit of XPA-125 can be used independently of each other as either an Automatic Antenna Tuner or a separate Power Amplifier. Now try the PTT button again, leaving the tuner alone. Subject: Re: [EladSDR] FDM Duo & Xiegu XPA125B. XPA125B Description Hide. Let go of the PTT button. Technical description XPA125B. XPA125B 100 W amplifier is an interesting addition for those who want to use their QRP radios as part of their higher-power fixed station. About this group. Used to switch the power amplifier into or out of circuit. 5 to 30Mhz and 50 to 54Mhz, with an integrated antenna tuner (1. io >. It is equipped with protections: temperature, overcurrent, detection of input and output. 5 and 1W inputs. My 705 @10W easily drives my Mercury III LDMOS amp to about 800+ watts and at 3-4W drives my HT33 Mark I (2x4CX-300A) to 650-700W. The unit will then no longer turn on. 2 Band switching - You can switch between the two modes of [AUTO- MANUAL] via this key. com. 5~50MHz. The built-in antenna tuner offers a tuning range of 14 to 500 ohms and thus also matches a not quite perfectly resonant antenna. I use a Buddipole for a lot of my work and find my IT-100 and mAT-705 tuners work fine but the XPA keeps giving a "High Reverse Power" message when running about about 35w out. It can quickly build a high-power short-wave transceiver with the X5105, X108G, G1M, G90 and other hosts through the adapter C-19. 3 (2022-01-25) Shipping: US $50. If the PTT output signal of the transceiver is at high level, the high level The XPA125B is the perfect linear amplifier for a 1-5 Watt transceiver when up to 100 Watt output is needed. If the PTT Re: "High Reverse Power". Links below: . Apr 7, 2024 · It can quickly build a high-power short-wave transceiver with X5105, X108G, G1M, G90 and other hosts through the adapter C-19. For this I use a running webserver with websocket technology at the ESP32 which is connected via WiFi to my network. If you want to start the XPA125B power amplifier and put it into the transmit mode, you need to set the PTT port to a low level [level≤0. After connection, X6100 can automatically control the band switching of XPA125B. Xiegu G106 – New 5W QRP Transceiver! Xiegu X6100 Firmware Update v1. This was a video I recorded at one of my POTA activations, K-3005. Here's a bunch of links to stuff I use. The automatic Antenna Tuner Unit and power amplifier unit of XPA-125 can be used independently of each other as either an automatic antenna tuner or a separate power Aug 31, 2023 · Hi Ramon, Thanks for posting your project. Any ideas? It seems the ATU doesn't tune much. When I connect a Volt Meter to the {SEND/ALC} Connector , Pin GND and Pin 2 Send I/O , I receive Zero DC Volts when receiving and transmitting. Search Cancel Messages Topics Expanded Messages XPA125B band control voltage information is as follows. The tuner. Xiegu's XPA125B is a compact 100 watt solid state linear power amplifier covering the HF bands and 6 metres (50 MHz). It is also possible to quickly build a high-power Xiegu XPA125B is a small and lightweight 125 watt HF and 50 MHz solid state linear power amplifier perfect for your QRP radio or low power SDR transceiver. 2 ATU parameters: Tuning frequency range: 1. The typical ‘Pumping Losses’ quoted by engine manufacturers is around 10% of the engines rated kWm. The ACC data cable supplied with the XPA125B is connected between the ACC ports of the two units. 1 Front panel layout: Power key ① When XPA125B is turned on, press this button and hold for 2 seconds, XPA125B will shut down. 614 Watts. At the same time, ALC control will be established between the two machines. The driving power is max. Dec 21, 2020 · Sent: Monday, December 21, 2020 8:19 AM. Search Cancel. K4CQO Bob. Subject: [Xiegu XPA-125B] Power settings on the XPA125B. 3 Connection method between XPA125B and other QRP radio If you want to start the XPA125B power amplifier and put it into the transmit mode, you need to set the PTT port to a low level [level≤0. So at this point: 1. It's perfect for your QRP radio or low power SDR Feb 2, 2022 · Xiegu XPA125B User Manual, v1. Hi, thank you for your question submission. So, if the reverse power exceeds the combined alternator losses, plus engines pumping losses, typically identified as being around 15% of the generating set’s kW rating, then the rotational speed of the alternator rotor -3. 3 How to connect XPA125B toX6100 CE-19 Inserting the sockets of the 1_4001 cables into the ACC ports of X6100 and XPA125B, completing the connection. The Xiegu XPA125B is a transistor power amplifier for QRP transceivers. io < icom705@groups. You can also make it work with Yaesu FT-817 or FT-818 with a CN-20 adapter XPA125 is a 100W PA and ATU all-in-one machine for the Xiegu series. I'm primarily interested in initiating the ATU tuning cycle but would also like to know when it ends to feed this back to Thetis. This seems strange, as each of the two amplifier devices is rated at about 80 Watts output before compression begins. The Xiegu XPA125B is a 100W PA and ATU all-in-one device for the Xiegu series radios. Look at the manual of XPA125B for the pinout of external PA socket (called ACC rear of XPA125B, 6 pole Mini-DIN female). After connection, the X6100 can automatically control the band switching of the XPA125B. ④ PA key. GE, The possible 'problem' (especially when using them for CW) with those kind of amps is: They seem to do the band-selection based on uProcessor/frequency analysis. Using the XPA125 at high power levels for extended periods can lead to overheating and potential damage to the PA stage. Press the PTT button on your mic to send a low power signal to the amp. For most radios of Xiegu, you may need a CE-19 adapter to connect, while an L4001 cable for the Xiegu X6100. 100 Watt on shortwave (160-10m) and 80 Watt on the 6m band. Emission Current 30A@Max. 43in x 2. The XPA125B has a variety of intelligent protection circuits to protect against High SWR, too much drive power or too high temperature. 4. Its maximum power output is 125 Watts. 整机尺寸: 260*160*70（mm） [不包括旋钮、把手等突出物] ERR:1 input power High ERR:2 output power High ERR:3 current High ERR:4 temperature High ERR:5 voltage High ERR:6 Fan Stop working ERR:7 Swr High ERR:9 Atu Tun Fail ERR:10 Gain ERR(The set band of XPA125 does not apply to the current transmit frequency) Xiegu XPA125B 100 Watt Power Amplifier with Auto Antenna Tuner, The Xiegu XPA125B is a 100-125 watt solid-state linear power amplifier for frequencies from 0. 00 €. 5~50MHz Maximum output power: 125W Maximum operating ambient temperature: 55℃ Whole gain: 13dB (+ 2dB) Working voltage: DC 12~14. Email sent. Only members can see who's in the group and what they post. I am interested in the IC-705 for remote communication but also want the extra power of 100 watts when at home. When XPA125B is turned off, press this button and hold for 2 seconds, XPA125B will turn on. 3 Méthode de connexion entre le XPA125B et une autre radio QRP : Si vous voulez démarrer l'amplificateur de puissance XPA125B et le mettre dans The Xiegu XPA125B is a 100W PA and ATU all-in-one device for the Xiegu series radios. I had a quick look at the doc, but I don't see info regarding the selection Average rating: 5 /5 Number of reviews: 1. 电流参数： 待机 800mA @Max. Find helpful customer reviews and review ratings for Xiegu XPA125B,100W Power Amplifier, PA and ATU,Quick Build High Power Shortwave Transceiver at Amazon. 5V. -3. Its maximum power output is 125 watt. 1 Basic parameters: Amplified frequency range: 0. Sent: Monday, March 7, 2022 6:10 PM. G90S ACC MINI-DINS 3. Réglez également le commutateur ALC du CE-19 sur Position MARCHE. We used the Icom IC-705 pushing a Xiegu X125B Amp, and it ran on the Bioenno battery and solar panel all day long. I wound a Toroid with coax just prior to the amp. XPA125 Specifications: The XPA-125B is the perfect amplifier for a 5 Watt transmitter when 100 Watt output is needed. *XPA125B can also be connected to G90, X5105 and other XIEGU product. Aug 7, 2023 · Xiegu XPA125B ,100W Power Amplifier, PA and ATU ,Quick Build High Power Shortwave Transceiver XPA125 is a 100W PA and ATU all-in-one machine for the Xiegu series. Nov 6, 2019 · Foldback – if high reverse power is monitored, the amplifier reduces its internal gain, thereby lowering the output. Bioenno BLF-1203W: https://amzn. XPA-125B was new in February 2023. 2 Méthode de connexion XPA125B avec X5105 : Utilisez le connecteur dédié CE-19 pour vous connecter. 04 30. I am considering the Xiegu XPA125B as I am looking for both an antenna tuner and a Power Amplifier that could work with a QRP rig like the IC-705. Now comes the tricky part: I was decreasing the power output on the G90 to 1W and switched PA ON on the XPA 125b. This was part of the ARRL International DX Contest for SSB at our hunting lease, operating as KN5TR. to/3bXsRhPBioenno BLF-1203AB: ht automatic antenna tuner or a separate power amplifier. I am running the G90 off battery and the tuner is off on the G90 4. Maximum output power can be automatically constant. 2 Rear panel layout: Power supply socket: ⑥ DC IN The XPA125B requires a 12 - 15 V DC supply 7 ANT Connector The Xiegu XPA125B (new version) is a 100-125 watt solid-state linear power amplifier for frequencies from 0. Feb 16, 2023 · Xiegu XPA125B is a 100W PA and ATU all-in-one machine for the Xiegu series. The other Q that I have is why aren’t you using the XPA125B built in antenna tuner? Mine works well – but when it is not tuned well, I On the radio, change power to 1W and mode to CW. 工作电压： 12～15V DC. 1 Using the power amplifier unit [PA unit] (ATU unit is set to OFF) PA - Press the PA key, so that the state of the amplifier is [ON] . It is possible to quickly build the high power shortwave transceiver G90,G106,X6100,X5105,X108G,G1M and all subsequent XIEGU models with an adapter. The L4001 cable allows the XPA125B power amplifier to be connected to the X6100 and extends its output power to 100W. The Xiegu XPA125-B (new version) is a 100-125W amplifier for frequencies from 0. On the radio, change power to 1W and mode to CW. The network protective device will prevent the reverse power flow by disconnecting the feeder so as to protect the transformers against upstream faults. It is a backup protection to the low forward protection. If I work remote with my Hermes-Lite 2 in combination with my XPA125B I have now a display, what the Feb 18, 2024 · Product ratings and reviews. Hear it click click click until it finds a tuning solution. Current Parameter: position in readiness @Max 550mA. Note: If a voltage of ≥3. The XPA125 can quickly build a high-power short-wave transceiver with X5105, X108G, G1M, G90 and other hosts through the adapter C19. The Automatic Antenna Tuner Unit and Power Amplifier Unit of XPA125 can be used independently of each other as either an Automatic Antenna Tuner or a separate Power Amplifier. The Xiegu XPA125B (new version) is a 100-125 watt solid-state linear power amplifier for frequencies from 0. AGN 018 ISSUE B/2/4. Mar 15, 2021 · This was part of the ARRL International DX Contest for SSB at our hunting lease, operating as KN5TR. £599. 99. 2V is applied to the PTT port of the XPA125B, the internal processor will be permanently damaged! Pin 2 of the XPA125 ACC port is the PTT input port High performance - Built-in auto-tuning function. NEW LOWER PRICE $400 For sale is my XPA-125B. Its maximum power output is up to 125 Watts on HF, 90W on 6m. Read honest and unbiased product reviews from our users. Mine does not put out that much with that little input power. The XPA-125B is the perfect amplifier for a 5 Watt transmitter when 100 Watt output is needed. Everything wired as it should, auto band switching works and I can do ATU with 5W power output from the G90 and PA off. Non-active protection – may be implemented to lower the amplifier cost since the setup has little or no chance of May 7, 2024 · High performance - built-in auto-tuning. Private. The XPA-125B is the perfect amplifier for a 5 watt transmitter when 100 watt output is needed. XIEGU XPA125B Amplifier 100W HF Radio Power Amplifier for X5105 X108G G1M G90 | eBay 1) Cable from output of RBI-1 to Xiegu XPA125B (mini-din) to plug into our RBI-1 BUFFERED protective interface 2) RBI-1 Buffered Keying protective interface Also this works for XPA125 PROTECT YOUR RADIOS KEYING CIRCUIT, ALWAYS USE THE RBI-1 INTERFACE! Use this cable and RBI-1 buffered interface to key (activate) your external power amplifier. zq pa jk fn zd ub ut vl jo ja