Synovatron CV Tools Modules In Production

via Tone's
"CV Tools Specification
4-channel Polarizing Cascade Mixer
Channel 1
Input: 3.5mm jack IN1
Input impedance: 100kΩ (±1%)
Normalled input: VREF - jumper selectable to +5V, 0.5V-2.5V or none
Bandwidth: DC-16kHz (-3db)
Gain: LEVEL control variable 0 to ±2 (±3%)
Output: 3.5mm jack OUT1 - Normalled to Channel 2 output mixer
Output impedance: 1kΩ (±1%)
Output indication: ±LEDs
Channel 2
Input: 3.5mm jack IN2
Input impedance: 100kΩ (±1%)
Normalled input: VREF - jumper selectable to +5V, 0.5V-2.5V or none
Bandwidth: DC-16kHz (-3db)
Gain: LEVEL control variable 0 to ±2 (±3%)
Output: 3.5mm jack OUT2 - Normalled to Channel 3 output mixer
Output impedance: 1kΩ (±1%)
Output indication: ±LEDs
Channel 3
Input: 3.5mm jack IN3
Input impedance: 100kΩ (±1%)
Normalled input: VREF - jumper selectable to +5V, 0.5V-2.5V or none
Bandwidth: DC-16kHz (-3db)
Gain: LEVEL control variable 0 to ±2 (±3%)
Output: 3.5mm jack OUT3 - Normalled to Channel 4 output mixer
Output impedance: 1kΩ (±1%)
Output indication: ±LEDs

Channel 4
Input: 3.5mm jack IN4
Input impedance: 100kΩ (±1%)
Normalled input: VREF - jumper selectable to +5V, A-100 Bus CV or none
Bandwidth: DC-16kHz (-3db)
Gain: LEVEL control - jumper selectable to 2 (±3%) or 1 (set by RV7)
Output: 3.5mm jack OUT4 and Slew Limiter input
Output impedance: 1kΩ (±1%)
Output indication: ±LEDs
Slew Limiter
Input: 3.5mm jack IN
Input impedance: 1MΩ (±1%)
Normalled input: Channel 4 output OUT4
Slew range: TBD
Gain: 1
Output: 3.5mm jack OUT
Output impedance: 100Ω (±1%)
General
Dimensions
3U x 12HP (128.5mm x 60.6mm).
Power consumption
+12V @ 60mA max, -12V @ 50mA max, +5V is not used.
Reference voltage (VREF)
Jumper selectable at each mixer input. Channels 1-3: 5.00V (set by RV6), 0.5V-2.5V (set by RV8), Channel 4: 5.00V (set by RV6), CV from A-100 bus.
A-100 Bus utilisation
±12V, 0V, CV used; +5V and Gate are not used.
Contents
CV Tools Module, 200mm long 16-way ribbon cable, 4 sets of M3 cap head socket screws, nylon washers and a 2.5mm hex key."