Recent content by 4z5nu

  1. 4z5nu

    QRP gear

    Hi all, my QRP "channel" include home-brew all-band TRx based on DDS (made by 4Z5KY),Heil Pro Plus! headset, AT-1000Pro, A4S and trapped Inv-V 40/80 M 38 meters high above the ground level. Regards and best 73! Dov.
  2. 4z5nu

    Ameritron RCS-8V Remote Coax Switch

    Hi all, I prefer one continuous coax per each antenna (all the way from the top, down to the shack) and any commutation do it in the shack. Couple reasons for this : 1. If antenna switch fails, its mutch easy to fix or replace the unit inside the house. 2. Continuity is preserved in an insulator...
  3. 4z5nu

    IC-756PROIII extra cooling mod

    Tnx Mark, you can see what happend if you have "itchy hands" :) More My pictures on https://sites.google.com/site/4z5nu4z5nu/ . Regards and best 73 ! Dov.
  4. 4z5nu

    MFJ 259b Antenna Analyzer

    I always used my HF, VHF/UHF SWR meter, the MFJ-269b, with external 12v/7Ah rechargeable battery to check and trimm antennas with a good results. If you love this device then I recommend to put it in its protective cover as I did. Regards, Dov aka 4Z5NU 73!
  5. 4z5nu

    IC-756PROIII extra cooling mod

    Added here some photos of My "paranoia cooling mod" for safe operation in hot conditions. The internal speaker was removed. Regards and best 73, Dov.
  6. 4z5nu

    Ten Tec T1253

    Dear Mark, What can I say ... I downloaded the manual and Its awesome. You did a great job. Thank you very much! Regards and best 73, Dov. :):):)
  7. 4z5nu

    KAWAMALL ICOM USB to CI-V interface

    Prolific drivers are not stable and do a lot of problems. Interfaces based on FTDI devices wich much better than prolific. My set-up is: IC756PRO3 with HRD ver 5 build 2893 include DM780 on AMD based computer. Interface: UnicomDual (FTDI). Regards, Dov aka 4Z5NU 73!
  8. 4z5nu

    Ten Tec T1253

    Hi Mark, Many thanks, in advance, for the T1253 manual. This Rx, IMHO, is very good start to learn regen receiver theme. On the russian ham radio forum site I`ve found two main topics: one is regens based on transistors and the second- on tubes. Its very interesting how they took the oldest...
  9. 4z5nu

    Ten Tec T1253

    Hi Mark, I have T1253 (from eBay) and his schematic only. I`m looking (badly) for a complete manual and I realy need it. The manual very hard to have - its really rare. Maybe, you are My last chance! Regards & best 73 Dov.
  10. 4z5nu

    Ten Tec T1253

    Hi all, I`m looking for a full copy of the instruction manual Ten-Tec T1253 (in electronic format). Happy New 2012 ! Regards from 4Z5NU 73!

About us

  • Our ham radio community has been around for many years and pride ourselves on offering unbiased discussion among radio enthusiasts of all backgrounds. We work hard to make sure our community is one of the best.

Quick Navigation

User Menu