REFURBISHED - RFT - GEFELL - N 691 - POWER SUPLLY

A robust and reliable original power supply from RFT Gefell, the N 691 was built to power several of their iconic small- and large-diaphragm condenser microphones from the PM and UM series. It supplies regulated, stable voltage to drive Gefell’s proven amplifier modules and capsule systems.

Housed in a rugged industrial-grade case with a classic Tuchel multi-pin output connector, the N 691 ensures correct powering, safe phantom delivery, and dependable long-term performance. This example has been carefully tested over multiple hours of operation and confirmed fully functional.

COMPATIBLE MICROPHONES

The RFT Gefell N 691 is compatible with:

• RFT Gefell PM 750
• RFT Gefell PM 860
• RFT Gefell MV 691 amplifier (with M70/M94/M93 capsules)
• RFT Gefell MV 692 amplifier (with M70/M94/M93 capsules)
• RFT Gefell UM 57 (with correct adapter)
• other Gefell condenser microphones using compatible Tuchel connectors and matching voltages

OPTICAL CONDITION
Very good, The case shows minimal surface wear, no dents or cracks. Connectors are clean, pins straight, and labeling is intact.

TECHNICAL CONDITION
Tested for several hours of continuous use. Provides stable, correct voltage output with no drift or dropouts. Ready to go.

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