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|Name:||young g kim|
|Heading:||FS : Collins 30L-1 amp PS & relay board|
|Ad Message:||30L-1 owners, upgrade your amp with better power supply, Be ware of cheap off-shore copy version at some auction sites. The made in China copy version selling higher than my price. Buy the original since 2007. The most popular 30L-1 power supply board for $69.Plus $10 for USPS priority mail.Board uses 1000V 3A diodes in series, and 105 deg C caps, 4 times of life compared to 85deg C caps, 220 uF 6 of them. The Heat sensitive caps are under the board while the Heat generating bleeder resistors are above the PCB, no chance that Heat damage the capacitors.The R multiplier 4M ohm on the board as well as I shunt on the board. assembled and tested. Relay board changes original -170V, 70mA to -12V 1mA. If you use relay controlled radio for the 30L-1, Relay board is a must.Price $27 plus $5 for ship,Include free 10 uf/250V Bias capacitor and MOV for protect of bias parts. NEW item 516-F2 LV reg board, 275V or 250v for Elmac AM rig AF-67 or 275v for Collins|
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