[1000mp] Sticking ant relays

[Thomas Otterbein]

Hello, 
please read my following posting. 
May be it helps......

http://www.qth.net/pipermail/1000mp/2006-September/020072.html

73!, Thomas, DG8FBV 
 ---
dg8fbv.de


> Am 16.04.2018 um 22:16 schrieb HA3LN <list at ha3ln.hu>:
> 
> Deal All,
> 
> I'm wondering whether if any of you faced this before.
> 
> I have a FT1000MP MkV Field with an AL-811 with 500W out.
> 
> On the cases when the radio switches back from TX to RX it sounds like the
> MP's ant unit relay sticks and I can hear barely/nothing at all the band. The receiver comes back only after a certain amount of time or if I step the foot-switch again couple of times.
> If I run barefoot 100W nothing similar happens. I don't have opto decoupled TX GND/relay switching, only directly connected with RCA's.
> 
> I suspect the RF comes back somehow or maybe the PA ant relay might be guilty.
> Do you think is this the relay or the switching transistor on the ant unit board?
> Any other ideas?
> 
> 
> Thanks a lot in advance.
> 
> 73!
> Csaba  HA3LN
> http://ha3ln.hu/
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