[ARC5] BC-229 / BC-429 receivers

[Bill Cromwell]

Hi Neil,

That looks to be part of the T-R switching with the antenna terminal 
grounded during transmit. We'll see if my wild guess has any relevance 
when hams who have and use those receivers reply.

73,

Bill  KU8H


On 10/11/2014 06:46 AM, AKLDGUY . wrote:
> In the BC-229 and BC-429 receivers, a winding on the first RF amplifier
> grid coil is shown unconnected in the manual, but at the following site a
> diagram shows a switching arrangement that connects it to a socket with 3
> pins, 63, 55, 64:
>
> http://www.rkk-museum.ru/vitr_all/exhibits/s509_e.shtml
>
> What is the function of the switching? It looks like the antenna terminal A
> gets grounded.
>
> 73 de Neil ZL1ANM
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