[TenTec] Ten-Tec 229A Tuner Value

Jim Brown k9yc at audiosystemsgroup.com
Wed Feb 17 18:14:27 EST 2016


On Wed,2/17/2016 9:46 AM, Gary H. Harmon, Jr. wrote:
> Is there a written mod somewhere about replacing the caps and which ones?

I've seen recommendations to replace all of the fixed caps with 
doorknobs. That's a bit of overkill. :)

I ran my Ten Tec 229 and 238 tuners at legal limit, and there were 
several caps that eventually blew. I don't remember exactly which ones, 
but I do remember one that was at the rear of the bandswitch. I'm using 
surplus HV caps with relatively low temperature coefficients (N750 or 
N330), low ESR (equiv series resistance) and high current handling. The 
caps I use came from browsing the aisles at this surplus house. It's 
unlikely that you can do any good online.

http://www.halted.com/

73, Jim K9YC





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