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10 members, 48 messages added in the last 7 days
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  • Re: RX OpAmps worng voltages

    Alan, for me it is 7 pm ) need to return to the family ))) You`re 146% right - the wrong voltage was provided by a not cut piece of #30 wire of the T5 pins

    fte_uw 1 day ago
  • Re: RX OpAmps worng voltages

    Original Message ----- Subject: [softrock40] RX OpAmps worng voltages Andrey, Dinner time:) But before I go look at R61/62 they should set pins 3, 5 at 2V5 so

    alanzfq 1 day ago
  • RX OpAmps worng voltages

    Hi, it`s me again. (RxTx Ensemle building) I`ve moved to Rx OpAmps voltage test and getting voltages at the LT6231, different from the guide: 1 pin - 5.03 2

    fte_uw 1 day ago
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Group Description

The SoftRock-40 is a small, low-cost, good performing 40-meter "software defined radio" receiver that plugs into a computer USB port and delivers I-Q audio signals to the computer's sound card. It was designed by Tony Parks, KB9YIG and Bill Tracey, KD5TFD as an "SDR sampler project" for hams everywhere to easily try out software defined radio.



This is the place to express your enthusiasm, ideas, experiences, modifications, extensions and maybe more ?




Announcements


Aug 2, 2012 SoftRock Kit Orders Now Taken Online fivedash.com

Dec 21, 2008 Lite II [docs]

Nov 30, 2008 Electronically Switched v9.0 HF BPF kit

Oct 22, 2008 v9.0 50 and 144MHz converter (Beta) [docs]

Oct 2, 2008 v9.0 Lite+USB Xtall [docs, notes]

Jul 29, 2008 USB I2C interface kit [docs]

Jul 12, 2008 RXTX+Xtall v6.3 transceiver [docs, proto]

Group Information

  • 10216
  • Shortwave
  • Sep 11, 2005
  • English

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