SPECIFICATIONS
This section describes the basic specifications of the VT-500 phono preamplifier at the time of printing.
Specifications are subject to change without notice or obligation.
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CIRCUIT TYPE
Direct Coupled, Single-ended Class A
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FREQUENCY RESPONSE
RIAA Curve + 0.5 dB, passive RIAA circuit design
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GAIN, MM PHONO SECTION
38 dB, using triode vacuum tubes
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GAIN, MC PHONO SECTION
65 dB, using input transformers and triode vacuum tubes
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NOISE AND HUM
-78 dB below full output
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INPUT IMPEDANCE
MM – 47 k ohm
MC – Selectable 50 ohm, 100 ohm, 200 ohm, 500 ohm, 1000
ohm
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OUTPUT IMPEDANCE
660 ohms
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POWER SUPPLY DESIGN
Fully regulated power supply with 1 ea - R-Core transformer
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OUTPUT POLARITY
Non-Inverting
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VACUUM TUBE COMPLEMENT
2 ea - 6SL7 Head Amp
2 ea - 6SL7 RIAA EQ & Amp Gain Stage
1 ea - 5AR4 Vacuum Tube Rectifier (located in external power
supply chassis)
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AC POWER REQUIREMENTS
100V-120V @ 50/60 Hz or 200V-240V @ 50/60 Hz
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POWER CONSUMPTION
15 Watts
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WARM-UP TIME
5 Minutes
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BREAK-IN TIME
100 hours of music playing time
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FINISH
Fine textured black powder coat aluminum chassis, Black or Silver
anodized aluminum faceplate
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WEIGHT
22 lbs. (10 kg.)
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DIMENSIONS
5" H x 17.25" W x 13" D
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