Mostly, I do valve (tube to our transatlantic cousins) amplifiers these
days.
Over on some of the UK groups we've been having discussions about the UV
risk from Hg rectifiers - it seems though that the glass absorbs pretty
much all the dangerous UV
I asked the question about a year ago on the
Wow, it's been a while since I saw one of those.
These are better value - 75V in this pack for $3. But you'd have to make a
holder.
http://www.ebay.com/itm/50pcs-x-AG13-G13-L1154-LR44-SG13-357-A76-303-GP76-Button-Cell-Coin-Battery-T7-/121208181765?pt=US_Single_Use_Batterieshash=item1c38921405
On Friday, 4 April 2014 09:30:19 UTC+1, petehand wrote:
Wow, it's been a while since I saw one of those.
These are better value - 75V in this pack for $3. But you'd have to make a
holder.
How about these? 120v for $6.04. You'd only need to use 8 of them to get to
96v. With a little metal spacer they'd probably fit in a AA battery holder.
http://www.ebay.com/itm/10-pcs-GP23A-12V-Alarm-Remote-Alkaline-Batteries-GP-23AE-21-23-A23-23A-23GA-MN21-/300692052849
On Friday, April 4,
On 14-04-04 04:41 AM, Nick wrote:
On Friday, 4 April 2014 09:30:19 UTC+1, petehand wrote:
LR44 are only 150mAh - PR44 (Zn/air) are 600mAh - somewhat better - the
Hg ones, MR44, are now banned.
What about the SR44 (Camera Batteries - silver Oxide 1.55V) I was told
they were more powerful
How about these? 120v for $6.04. You'd only need to use 8 of them to get to
96v. With a little metal spacer they'd probably fit in a AA battery holder.
They're only about 55mAh, but yeah, that's cheap for a bunch of volts. I use
one or two of them in series to replace 22.5V batteries in
