..then what isn't prohibitively high-priced is unenjoyably crowded. I don't say that being a cheap-ass or just about anything trigger i'm seriously not, but I resent paying $15 for the 2nd-price game of bowling. I have designed a darligton pair circuit to amplify +/- 10mA to +/- 10 A . https://hughh976idy0.ouyawiki.com/user