Tubetech PM 1A

Product description

The TUBE-TECH PM 1A is a combined Microphone Preamplifier and Direct Instrument amplifier.

The input provides a switchable +48 V phantom power, a select-able mic. impedance of 600/1200/2400 Ohm, a phase reverse switch, a low-cut filter (20 Hz/40 Hz/off), as well as a switchable -20 dB pad. Gain is adjustable from +10 dB to +70 dB.

The Direct Instrument Input are unbalanced with a gain ranging from + 10 dB to + 60 dB. The amplifier is all tube. Input transformer is enclosed in a MU-metal can. Input and output transformers come with a static screen between the primary and secondary wirings. The input and output are balanced as well as fully floating.

Note: Tube-Tech RM series is not compatible with API 500 series. To house and power RM units you need either the RM2 or RM8 frame:
https://www.helios-online.nl/shop/product/21-139/rm2-2
https://www.helios-online.nl/shop/product/21-139/rm8