At 11/28/2006 10:49 AM, you wrote: > > I forgot to mention: the reason you don't hear it on TX on an > > unmodified > > Mastr II is because the RX OSC 10V is cut off during TX, so > > there's no RX > > LO when TXing. > > > > Bob NO6B > >I don't have a manual in front of me, so I have to ask the question here. >If the 10V to the Rx oscillator board is cut off during Tx, how could you >put a 5C element in the Rx and an EC in the Tx and still have the Tx EC >element be compensated by the Rx 5C while transmitting? The Rx 5C ICOM >would need the 10V in order to generate the compensation voltage. Or am I >forgetting something?
Nothing forgotten - the ICOM still gets 10 V, just not 10 V for the oscillator. There are two separate 10 V feeds to the RX: one for the LO oscillator & one for everything else. Bob
