Phonotrix 2

Revised 1959 Trix (Nurnberg, West Germany) miniature transistor reel-to-reel, roughly camera-sized, with a built-in speaker on the right-hand side. Electronics: transistors OC71, GFT21, OC76, GFT32; half-track mono. Audio/IO: microphone and high-level inputs (200 microvolt sensitivity at 200 ohms); output 1 V at 1,000 ohms for an external amplifier; about 20 mW to the internal 5-inch speaker. Power/physical: up to ~50 hours on 4 x 1.5 V cells; approx. 241 x 127 x 95 mm; about 2.3 kg.