ETS, TMPA-1, Dynamic Desktop Microphone Preamplifier Interface

The ETS TMPA-1 is a dynamic desktop microphone preamplifier interface designed for use with moving coil microphones such as the TOA PM-660U or other paging cartridges. It provides one balanced and one unbalanced line-level audio output, making it compatible with PA systems and PC audio inputs.

This preamplifier features ultra low noise IC, low-impedance balanced input, and adjustable gain ranging from 40dB to 60dB. It supports two push-to-talk switch modes - pass-through and mute.

• Frequency response: 20 Hz to 20 kHz
• Input impedance: 1k Ohms
• RFI and ESD protected input
• Outputs with short circuit protection
• Powered by 14Vac at 20mA
• Euro-style connectors for easy, secure cable connections