RF sampler

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From: k5zty@hamgate2.w5-f6cnb.ampr.org
Date: Sat Jun 15 1996 - 21:38:24 EDT


Here is a circuit I use in my feedline.
             _________________
  trans in | coax tee | ant out
             -----| |------
                  | |
         ---------|----|---------
        | | |
        | ___ |
        | | | R1 |
        | | | |
        | |_| |
        | | |
        | ----- |
        | ----- C1 |
        | | |
        | |-->|---| D1 |
        | |--|<---| D2 |
        | | | |
        |___|_______|____________|
                 | |
                 |_____| SO239 to freq. counter
      R1= 50 ohm 1/4 watt
      C1= 5pf 1kv
      D1 & D2= 1N914
Build it in a metal box with diodes to ground
SO239s in and out PL259 Tee in the feedline
works 160mtrs to 455 mhz to 250 watts.
72,
Bill, K5ZTY
ps; my apologies to Mike for the poor drawing.


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