Stereo microphone pre-amplifier kit. Based on the LM1458 dual op-amp, this kits provides a pre-amplifier, capable of amplifiying microphone level signals to drive a power amplifier such as the EBAA-1 (sold separately). Featuring two high gain stages, each with adjustable output level. The stages can be connected together to provide one high power pre-amp, or used separately for stereo applications.  designed for battery operated portable audio applications, such as tape recorders, radios, and amplifiers for portable audio devices. Design as a building block and is compatible with the Audio Preamplifier kit EBAP-2 (sold separately) [see our other listing]. Includes printed circuit board (PCB), components, and instructions.

Specifications: Stereo audio. Max output of 3VPk-Pk. This device will operate from 7 to 15 VDC. Voltage gain of 51 max. PCB Size 2.26" x 2.765"

Rainbowkits are intended for advanced-beginners and up. The builder must be able to identify common electrical components and their markings. Minimal skill at soldering is required. All parts are factory tested. Once soldering has begun the kit is not returnable. 

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