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RDL ST-VCA3 Voltage Controlled Amplifier
SKU: RDSTVCA3 MFR: ST-VCA3
$173.08
$230.77
Save: $57.69 (25%)Key Features
- Achieve precise audio control with this voltage controlled amplifier for studio use.
- Enjoy superior sound quality with low THD+N, perfect for professional audio setups.
- Easily integrate this amplifier with 0-10 Vdc control for seamless attenuation.
- Experience reliable performance with a wide frequency response from 10 Hz to 20 kHz.
- Optimize your sound system with a broad 90 dB attenuation range for dynamic control.
- This compact amplifier ensures ease of use and fits seamlessly into any installation.
Special Order?Estimated to Ship: 10/08/2025
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RDL ST-VCA3 Specifications
Inputs
Mic: 200 Ohms balanced; 5 kOhms unbalanced
Line: 30 kOhms bal. bridging or unbalancedInput Levels (for +4 dBu output)
Mic: -44 dBu to -60 dBu (150 Ohms source)
Line: -18 dBu (-20 dBV) to +4 dBuOutput Signal (normal rated)
+4 dBu, 150 Ohms balanced
Headroom
18 dB
THD+N
Mic: < 0.05%; Line: <0.025% (unity gain)
0.025% typical at 15 dB attenuationFrequency Response
Mic: 30 Hz to 20 kHz (+/-1 dB)
Line: 10 Hz to 20 kHz (+/-0.1 dB)Noise
Mic: < -71 dB below +4 dBu output (150 Ohms source; 50 dB gain)
Line: <-78 dB below +4 dBu output (maximum gain)CMRR
Mic: > 60 dB; Line: > 60 dB, (50 Hz to 120 Hz)
Control Input
0 to 10 Vdc or 0 to 10 kOhms Linear
Attenuation Range
0 to 90 dB (>90 dB at 0 Vdc control)
Ambient Operating Environment
0 to 55 deg. C (32 to 131 deg. F)
Power Requirement
GROUND-REFERENCED, 24 Vdc at 50 mA
Dimensions (HxWxD)
0.7 x 3 x 1.6" (1.78 x 7.62 x 4.06cm)
UPC Code
813721012340