[Amps] Slow keying issue

[Jim W7RY]

Does he have ALC hooked up?


----- Original Message ----- 
From: "Rick Stealey" <rstealey at hotmail.com>
To: <amps at contesting.com>
Sent: Tuesday, January 27, 2009 6:30 AM
Subject: [Amps] Slow keying issue


>
> The responses so far don't really mesh with the evidence Bob, NX5M 
> presented:
>
>> Although the relay was closing instantly the power output of the amp was
> not really kicking in until after the first or second letter of my call
> was sent.
>
> He says the relay (presumably in the PA) is closing instantly.  Tony, K1KP
> presents a solution that seems to be appropriate for speeding up relay
> switching for cw keying speeds, something usually deployed to get relays
> to switch in the 5-20 ms timeframe.  But Bob says his rf is delayed so
> much that he can see the 60 watt driver power on a wattmeter, which to
> me seems to indicate his delay is MUCH longer than 20 ms.
>
> Bob, could it be that your relay contacts in the amp are contaminated?
> Would it be convenient to get in there and run some paper over the 
> contacts,
> coated with alchohol or DeOxit?
>
> Rick  K2XT
>
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