Date: Wed, 22 Jan 2025 15:10:56 +0000 (UTC) From: "R. David Eagle" <[email protected]> To: TopBand List <[email protected]> Subject: Topband: Freezing relays?
<All, >I know everyone is experiencing the cold, especially here in northern MI.? Last night I ><thought I would fire up the rig and do a few checks on my rx antennas and noticed none of >them worked!? I was shocked as just a couple weeks ago they were all working.? I noticed >one strange thing while switching the antenna switch around a few times that my >selections were intermittent.? Sometimes they would work and sometimes they wouldn't.? >Now, granted it was -10 here last night but, is it really possible that the relays have been >so cold that the failed to fully actuate?? The relays in the switch are your standard >automotive style rated about 10 amps.? I can't say for certain the quality of them though.? >Is there a particular style/brand I should consider so I don't run into this again? >Thanks again, >DaveKB8NNU This is exactly why I use Vac relays if at all possible. Having said that, your automotive relays should fully function at -40 F / -40C. Jim VE7RF _________________ Searchable Archives: http://www.contesting.com/_topband - Topband Reflector
