I was surfing and found this small bench supply. Looks interesting. Two meters. Price shows $67. <URL: http://www.omnitronelectronics.net/phpstore/html/XP581-QUAD-VARIABLE-POWER-SUPPLY.html > variable 2.5V - 20V at 2 Amp fixed +12V at 1 Amp fixed -12V at 1Amp fixed +5V at 3Amp de ken n9vv