[GreenKeys] What an Idiot!
Robert Jarratt
robert.jarratt at ntlworld.com
Tue Jun 4 17:33:51 EDT 2013
Happy news!
After finally getting replacements for the slow-blow fuses that had blown, I powered it on and it worked right away!
I have been very lucky to get away with this.
Regards
Rob
> -----Original Message-----
> From: Lester Veenstra [mailto:lester at veenstras.com]
> Sent: 29 May 2013 01:01
> To: 'Chris Elmquist'; robert.jarratt at ntlworld.com
> Cc: greenkeys at mailman.qth.net
> Subject: RE: [GreenKeys] What an Idiot!
>
> For the SMD's we used to build into converted 32/33 TAMs, we used TI3027
> which was PNP Ge TO3 Vcb 45 Vce 40 Ic 7A Beta 100 at 3 amp.
> The PS put out about 20 volts.
> Actually any modern Si power transistor should work.
>
>
> Lester B Veenstra MØYCM K1YCM W8YCM
> lester at veenstras.com
>
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> -----Original Message-----
> From: greenkeys-bounces at mailman.qth.net [mailto:greenkeys-
> bounces at mailman.qth.net] On Behalf Of Chris Elmquist
> Sent: Tuesday, May 28, 2013 1:04 PM
> To: robert.jarratt at ntlworld.com
> Cc: greenkeys at mailman.qth.net
> Subject: Re: [GreenKeys] What an Idiot!
>
> I was curious about the transistor too
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