SingMai Electronics

Designers and Manufacturers of Development systems and Intellectual Property cores for Audio, Video and Multimedia applications

PT9: Multi-standard video encoder IP core

PT13: Very compact microprocessor IP core

AP2 is a high quality audio preamplifier module

The module is supplied assembled and tested and only requires wiring to an external transformer (supplied) and wiring to connectors.

• Inputs for MC, MM, CD, Tuner, Aux 1, Aux2.
• Buffered Tape outputs and Tape monitor input.
• On board linear power supply, requires just external 18-0-18V transformer (supplied).
• Power on/off muting.
• High quality double sided PTH PCB with ground plane, solder resist and silk screen.
• On board volume and balance control, selector switch and tape monitor switch.
• High quality components (e.g. 1% metal film resistors and polypropylene capacitors in critical areas).

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AP1 is a high quality audio power amplifier module

The module is supplied assembled and tested with heatsink and only requires wiring to an external transformer (supplied) and wiring to connectors.

• Very conservatively rated 40W RMS into 8ohms with supplied transformer.
• Uses National Semiconductor's LM4702 driver IC with MOSFET transistor output stage.
• Completely independent channels.
• On board linear power supply, requires just external 24-0-24V transformer (supplied).
• High quality double sided PTH PCB with star earth, solder resist and silk screen.
• High quality components (e.g. 1% metal film resistors and polypropylene capacitors in critical areas).

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