Add to Cart Quick view Gould DC Amplifier plug-in. 25 mV to 5 V full scale, 13-4615-105141 Gould Was: $27.90 Was: $65.00 Gould DC Amplifier plug-in, probably for a recorder. 25 mV to 5 V full scale Maybe the X100 switch makes it 0.25 mV full scale? Condition: UsedThis item has been inspected and it is in good... 9053 SKU: 9053 Weight: 5.00 LBS