Boss

RDD-20 Digital Delay

Effect

Main Details
Maker Boss Brand
Function
Form Factor 19" Rackmount
Made In Japan
Dimensions 1/2 Rack width
Power Source 9V External
Notes PCM System: 12-bit plus analog logarithm compression
Delay Timer Controls: Range (1 5.3.6, 12 5, 25. 50. 100, 200, 400ms), Fine(x0.5 to x1)
Frequency Response: 20Hz to 15kHz (+1/-3 dB) Delay, 10Hz to 60kHz (+1/-3 dB) Direct
Modulation Controls Rate(0.07Hz to 10Hz), Depth
Feedback Control: Level
Modulation BUS Jack: 1
Modulation Polarity Switch: 1
Remote Jack: Effect On/Off
Input Level/Impedance: -20dBm/1MOhm, -10dBm/47kOhm
Output Level: -20dBm, -10dBm
Output Load Impedance: Over 10kOhm
Power Source: 9V DC by PSA series AC Adaptor
Dimensions: 218(W)x44(H)x 169(D) mm (8-9/16" x 1-3/4" x 6-11/16")
Weight: 900g (2lb.)
Connections
Input
Connector: 1/4" Phone Jack (6.35mm)
Output
Connector: 1/4" Phone Jack (6.35mm)
Input
Connector: RCA (Phono, Cinch)
Output
Connector: RCA (Phono, Cinch)
Controls
Parameter: Effect
Control Type: Latching Push Switch
Range: On/Off
Parameter: Delay Time (Range)
Control Type: Rotary Switch
Range: 0.5ms-400ms
Parameter: Delay Time (Fine)
Control Type: Rotary Pot
Range: x0.5-x1.0
Parameter: Modulation (Rate)
Control Type: Rotary Pot
Range: min-max
Parameter: Modulation (Depth)
Control Type: Rotary Pot
Range: min-max
Parameter: Feedback (Level)
Control Type: Rotary Pot
Range: min-max
Parameter: Delay (Tone)
Control Type: Rotary Pot
Range: lo-hi
Parameter: Delay (Level)
Control Type: Rotary Pot
Range: min-max
Parameter: Power
Control Type: Latching Push Switch
Range: On/Off

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