M 902S Dual Tube Microphone Power Supply (TF29, ELA M 260, CU-29)

Designed and assembled in the USA, this compact M 902S dual power supply design provides safe and reliable power in a small footprint. The circuit features premium quality capacitors, improved regulation, and RF suppression. The M 902S will power two ELA M 260, TF29 Copperhead, or CU-29 Copperhead tube microphones. 7-Pin XLR Pin-out: 1 – B+ (120VDC) 2 – Heater (6VDC) 3 – Ground 4 – Ground 5 – Audio (-) 6 – Audio (+) 7 – Ground These units are hand-built in South Windsor, CT, USA with premium components including a Triad transformer, Nichicon capacitors, Neutrik connectors, and a PCB layout made to maximize current handling. They are built well over-spec to ensure reliability and safe operation for decades. They are burned in as a full unit to ensure optimum performance and operation.