The more modern systems (like modern harris) seem to have settled on noise for receive but continue to send 150 Hz on transmit for backward compatibility.
73 Eugene W2HX
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From: [email protected] <[email protected]>
On Behalf Of Gene Smar via MRCA
Sent: Tuesday, April 12, 2022 1:28 PM
To: [email protected]; [email protected]
Subject: Re: [MRCA] PRC-77 Squelch
-----Original Message-----
From: B. Smith <[email protected]>
To: Military Radio Collectors Association <[email protected]>
Sent: Tue, Apr 12, 2022 1:03 pm
Subject: [MRCA] PRC-77 Squelch
(snip)
<Tone squelch was a stupid, expensive, often dangerous over engineered program.
Z>
(snip)
Yeah, just like mandatory CTCSS on our repeaters. Don't get me started!
73 de
Gene Smar AD3F
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