Harvard H-10 PCB and Chipset
The Harvard H-10 electronic design consists of preamplifier ICs, power amplifier IC and a DC motor controller. The TA7230P was a powerful amplifier to drive loudspeakers and would have been used in stereo tape recorders as well. As you can see, it has a heatsink mounting tab, for use in higher voltage applications.
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Harvard H-10Inside Look
PCB and Chipset
Cassette Compartment
Audio Head
Volume Controls
Drive Belts
Pushbutton Mechanism
Wiring
Battery Compartment
Carry Case
Headphones
Unboxing
User Manual