FM_4 FM MonoTuner
BC-1 Broadcast Band Am Hi-Fi Tuner
WA-P2 High Fidelity Preamplifier
UA-2 High Fidelity 15 Watt Amplifier
I have a simple circa 1958 - 1960 Heathkit high fidelity audio system. The UA-2 is more than adequate to drive my main speaker.