[Boatanchors] Horizontal Output Driver Transistor
Jim Wiley
jwiley at alaska.net
Sun Oct 2 23:57:48 EDT 2011
Check the NTE replacement semiconductor listings for transistors listed
for TV horizontal deflection (or horizontal output) service
Try this link: http://www.nteinc.com/Web_pgs/BiPolar8.html
- Jim, KL7CC
lee wrote:
> I've been surfing the web getting ideas for my upcoming DX-100 rebuild. I
> noticed a neat article by Norm, WB2SYQ regarding a solid state replacement
> for the 4 watt driver pot which are hard to find these days. I guess it
> could be used in Johnson equipment too. It consists of a small 1 meg pot, a
> 470K 2 watt resistor and a garden variety Horizontal Output Driver
> Transistor. What is a garden variety Horizontal Output Driver Transistor?
> You would think the article would give a transistor number or two, but it
> does not. I realize this is a TV transistor, but I don't have a clue what
> would work in such a circuit. I am guessing it is good for high voltage and
> a fair amount of current.
>
> Any TV technicians on here who could give me a real transistor number to be
> used in the circuit I could maybe obtain from Mouser?
>
> Thanks,
>
> Lee, w0vt
> Houston, Texas
>
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