Alisa 1387 Analog Synthesizer | Алиса 1387 Мелодический Синтезатор, 1988, made in USSR

Link: ruskeys | Owner's Manual [PDF, ru] | CV Gate | mysynthfetish

Description:
The synthesizer "Alisa - 1387" (Luberetskiy factory of musical instruments) is used for solo playing in musical groups. It can also be used for creating different effects and synthesized sounds. This instrument has 3-octaves keyboard, a modualation wheel and the control system (regulators and buttons). The instrument consists of the following main blocks: tone generator, filter, contour filter, signal contour, modulation, sound mixer and output. 

Controls on the front panel:

• Tone generator - tuning, generator 1:3 waveforms, modulation amount, pulse width modulation, portamento, register: subfrequency, 32',16',8'; generator 2: sync on, interval, waveforms (square, sawtooth) 
• Sound mixer - generator 1 (level), generator 2 (level), noise (level). 
• Filter - cut off, resonance, vibration, keyboard tracking 
• Filter contour - attack,sustain, decay, release. 
• Modulation - tempo; waveforms ON, oscillator/filter, depth (wheel). 
• Output - common level; output ON. 

Connectors of back board:

• linear output 
• power on 
• power plug 
• external triggering - generator, output, input, ON. 
• Front board - output for head-phones

Schematic: