Dow Key relay chatter problems

[W5EUQ]

FIRST thing I suggest is to make sure the Dow Key relays are AC voltage 
operated.  They may be 110 VDC.  I've had some.   Before you chuck them, 
send them to me....  I'll give you something for them.... Bob

George Maier wrote:
> I have three Dow-Key 110VAC coaxial relays. Two are the older black body DKC
> type and one is a newer silver body DK60 type.  When actuated, the two black
> body relays seem to hum and chatter regardless of how the tension is
> adjusted between the internal contact and the transmit connector.  The newer
> relay works flawlessly, as do all the two 110VAC Advance relays that I have.
> Short of pitching the Dow-Keys in the dumpster, does anyone know of cure for
> this behavior? 
>
> Thanks & 73,
> George - W1LSB
>
>  
>
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