BLIND-HAMS Archives

For blind ham radio operators

BLIND-HAMS@LISTSERV.ICORS.ORG

Options: Use Forum View

Use Monospaced Font
Show Text Part by Default
Show All Mail Headers

Message: [<< First] [< Prev] [Next >] [Last >>]
Topic: [<< First] [< Prev] [Next >] [Last >>]
Author: [<< First] [< Prev] [Next >] [Last >>]

Print Reply
Subject:
From:
John Miller <[log in to unmask]>
Reply To:
For blind ham radio operators <[log in to unmask]>
Date:
Wed, 2 Jul 2014 07:07:50 -0400
Content-Type:
text/plain
Parts/Attachments:
text/plain (49 lines)
Without the right test equipment you can barely get in the ballpark that 
way, I've seen a lot of damage done that way. As it happens, I'm friends 
with the majority of the local repeater tuners in the area and am constantly 
hearing stories of people who tried to tune cans that way or other ways that 
do nothing but get them in major trouble more often than not.
----- Original Message ----- 
From: "Colin McDonald" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Tuesday, July 01, 2014 10:41 PM
Subject: Re: The mystery transceiver is identified!


> yeah that all makes sense.
> I would have thought an HT's receive selectivity would be far to wide to
> properly tune a band pass can properly?
> You could get it in the right ball park no doubt, but it would be 
> difficult
> to find the center peak with a typical HT on FM.
> Will the hampod speak signal generator output level in micro volts? IE, if
> you want to check the sensativity of a receiver, you adjust the signal
> generator down until you can no longer hear the 1K tone, then bring it up 
> a
> hair until you just hear the tone through the open squelch...IE 0.18uV 
> etc?
> Or if you are aligning/peaking the receiver in a repeater, can you quiery
> the hampod to tell you what the signal generator out put is in UV so you 
> can
> have a general starting point to see how much it needs to be peaked?
>
> 73
> Colin, V A6BKX
> --------------------------------------------------
> From: "Butch Bussen" <[log in to unmask]>
> Sent: Tuesday, July 01, 2014 5:31 PM
> To: <[log in to unmask]>
> Subject: Re: The mystery transceiver is identified!
>
>> Actually, the scop has a bunch of switches which don't do us much good.
>> There are 4 main rotary switches, generate, receive dup, and dup-gen.
>> Mode switch, fm, am ssb and so forth, and a range-mode switch for each
>> meter.  Hope that makes sense.  Tone levels are set by pots, but 
>> deviation
>> can be read on the meter with speech.  H T H.
>> 73
>> Butch
>> WA0VJR
>> Node 3148
>> Wallace, ks. 

ATOM RSS1 RSS2