[CQ-Contest] Digital Voice Keyers for TenTec OMNI VI+
W8HO at qsl.net
Sat Dec 29 04:05:41 EST 2001
MY COMMENTS ARE IN CAPS AND A LARGE VOLUME OF TEXT HAS BEEN EXPUNGED SINCE
IT IS AVAILABLE IN MANY PRIOR POSTS.
At 11:21 PM 12/28/2001 +0000, STEVE BARON wrote:
>----- Original Message -----
>From: "Frank W8HO" <W8HO at qsl.net>
>To: <TenTec at contesting.com>; <cq-contest at contesting.com>
>Cc: <ndavis at vt.edu>
>Sent: Thursday, December 27, 2001 07:04
>Subject: [CQ-Contest] Digital Voice Keyers for TenTec OMNI VI+
> > In closing let me mention that TenTec has strongly cautioned me against
> > turning the Mic gain beyond the 12:00 position.
>Did they say that was true even with the Heil ? Or just with the standard
>TT mic?---THEY STATED THAT OVERDRIVE WITH MIC CAN CAUSE DAMAGE TO
>CIRCUITS, WHETHER ELECTRET OR DYNAMIC. BRAND NAMES ARE NOT THE ISSUE.
> > They have stated that it
> > can cause damage to the audio circuits as well as distortion.
>Too much audio may indeed distort, but damage ? If true, TT is no longer a
>rig to buy.-----AGAIN NOT A BRAND ISSUE. OVERDRIVING A PREAMP (LIKE THE
>MIC CONTROL) CAN DAMAGE ANY SUBSEQUENT AMP. BRAND DOES NOT MATTER.
> > (Please note
> > both of these rigs are less than a year old, this may or may not apply to
> > older Omnis.) Finally a caution, anytime you desire to use a dynamic
> > microphone cartridge like the Heil---you must protect it from the voltage
> > on the electret voltage pin, such as those on the TenTec Mic, and Icom
> > microphone connectors. You can do that with a capacitor, or Heil sells a
> > TenTec cord for their mics. (This cable only deals with the voltage
>Any body who does not use a mic properly configured for the rig needs to go
>back to the novice class <gr>.---IT IS MY EXPERIENCE IN 30 YRS OF HAM
>OPERATION THAT ANY CLASS OP CAN MAKE A MISTAKE, LET'S NOT THROW MUD.
> > protection, not the low drive difficulty.)
> > Thanks again everyone, and if u have any voice keyers that are working
> > an Omni VI+ please let me know. I greatly appreciate ur thoughtful
> > 73, Frank
> > W8HO
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