"Lars E. Pettersson" <[EMAIL PROTECTED]> made an utterance to the drakelist gang
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Here is a version using only the Drake TR7
HF-ant
!
--+-----+
!
EXT RX +--------+
! !
! S1a/o-+ HF
EXT ANT +---o/! /o------------ RX conv
! !o-------------o/!
! ! VHF !o------------ TX conv
Acc ! S1b/o !
Pin8 +---o/ !
PA dis. ! o-+ (--+---- + Relay voltage
! ! RLY ( -
! V GND ( A 1N4004
! ! !
+10T ! +--+
Acc ! 2.2K !
pin1 +---/\/\/--+ !
! ! /
--------+ +---------! 2N3904, 2N2222, etc
Drake TR7 ! \
/ !
\ V GND
10K /
\
!
V GND
S1 DPDT, shown in HF position (the other is VHF)
73 de Lars, sm6rpz
--
Lars E. Pettersson <[EMAIL PROTECTED]>
http://www.sm6rpz.se/
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On Behalf of "Lars E. Pettersson" <[EMAIL PROTECTED]>
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