[Boatanchors] SB-200 info needed

Carl km1h at jeremy.mv.com
Mon Sep 13 20:15:30 EDT 2010


Neither have I Bob and Im glad Mark commented also.

Carl
KM1H


----- Original Message ----- 
From: "Bob Peters" <rwpeters at swbell.net>
To: "'Jim Wiley'" <jwiley at alaska.net>; "'Carl'" <km1h at jeremy.mv.com>
Cc: <boatanchors at mailman.qth.net>
Sent: Monday, September 13, 2010 7:51 PM
Subject: RE: [Boatanchors] SB-200 info needed


>I have not seen an ICOM radio yet that can take the keying on an older
> amp... I always use an AMP keyer even on my Alpha... Not ready to take any
> chances
> On burning out those mini relays and it does happen guys...The MFJ or
> Ameritron Amp Keyers are cheap compared to ICOM service Good insurance...
>
> Bob W1PE
>
> -----Original Message-----
> From: boatanchors-bounces at mailman.qth.net
> [mailto:boatanchors-bounces at mailman.qth.net] On Behalf Of Jim Wiley
> Sent: Monday, September 13, 2010 3:30 PM
> To: Carl
> Cc: boatanchors at mailman.qth.net
> Subject: Re: [Boatanchors] SB-200 info needed
>
> Yes. We're only talking a few tens of milliamperes here.
>
> - Jim
>
>
>
> Carl wrote:
>> Can it handle the current without welding the contacts?
>>
>> Carl
>> KM1H
>>
>>
>> ----- Original Message ----- From: "Jim Wiley" <jwiley at alaska.net>
>> Cc: <boatanchors at mailman.qth.net>
>> Sent: Monday, September 13, 2010 3:30 PM
>> Subject: Re: [Boatanchors] SB-200 info needed
>>
>>
>>>
>>> The ICOM IC-737 uses a relay to supply keying for an external amp.
>>> No special precautions are needed.
>>>
>>>
>>> - Jim, KL7CC
>>>
>>>
>>>
>>> Carl wrote:
>>>> <snip>
>>>
>>>> The relay is 115VDC, absolutely not compatible with most SS xcvrs,
>>>> get an amp keyer interface or install a Soft Key kit from Harbach.
>>>>
>>>> <snip>
>>>
>>>
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