Hello;
I just put together my K3/100 with ATU. What a great transceiver!
Now I need to hook it to my vintage Collins 30L-1 linear amp. The manual
says the K3 can handle up to 200 volts on 'key out'. That might mean I can
hook up directly to the linear. One question is whether that
Hello DOug!
I just put together my K3/100 with ATU. What a great transceiver!
Now I need to hook it to my vintage Collins 30L-1 linear amp. The manual
says the K3 can handle up to 200 volts on 'key out'.
Positive only, not negative.
... I was thinking the
K3 uses relay contacts for the
No, the K3 CANNOT switch a negative voltage for keyout! It is a solid-state circuit which
is quite robust (+200v at 5A), but only for positive DC voltages.
K3 schematics are here:
http://www.elecraft.com/manual/K3_Schematics_Jun_2010.pdf
On 8/31/2013 3:52 AM, Doug Basberg wrote:
Hello;
I
Suggest you use one of those amp keyer interfaces for this amp. As an
option, also look at the universal keying adapter from HamGadgets.com.
http://www.hamgadgets.com/index.php?main_page=product_infocPath=21products_id=128zenid=r3o0i7qb2ikjcqj299lq3pudb2
73
Greg
AB7R
On 9/3/13, Vic K2VCO
, September 03, 2013 12:14 PM
To: elecraft@mailman.qth.net; dbasb...@comcast.net
Subject: Re: [Elecraft] new subscriber and first question
No, the K3 CANNOT switch a negative voltage for keyout! It is a
solid-state circuit which is quite robust (+200v at 5A), but only for
positive DC voltages.
K3
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