About the VT-500 Phono Preamplifier
Elevate your vinyl experience with the VT-500—a vacuum tube stereo phono preamplifier designed for serious audiophiles. With four (4) 6SL7 dual triode tubes at its core, the VT-500 delivers unparalleled sound quality that will transform your vinyl listening sessions. Its passive RC circuit ensures precise RIAA equalization, while a fully regulated power supply housed in a separate heavy-duty chassis guarantees whisper-quiet operation.
Equipped with two high-quality step-up transformers, the VT-500 offers ample gain for use with any MC cartridge, boasting a remarkably low noise floor. With inputs and selectable loading to accommodate nearly any moving magnet or moving coil phono cartridge, you can optimize the response to match your setup perfectly. Immerse yourself in the magical blend of art and technology that is the VT-500, and discover subtle shadings and dynamic contrasts you never knew existed in your vinyl collection. If you’re serious about your turntable and vinyl music, make the VT-500 an essential part of your audio system.
The following section describes the VT-500 basic specifications. The specifications are subject to change without notice or obligation.
| Circuit Type | Direct Coupled Single-ended Class A |
| Frequency Response | RIAA Curve + 0.5 dB, passive RIAA circuit design |
| Gain | MM – 38 dB, using triode vacuum tubes MC – 65 dB, using input transformers and triode vacuum tubes |
| Noise and Hum | -78 dB below full output |
| Input Impedance | MM – 47kΩ MC – Selectable 50Ω, 100Ω, 200Ω, 500Ω, 1000Ω |
| Output Impedance | 660Ω |
| Power Supply Design | Fully Regulated Power Supply with 1 ea. – R-Core transformer |
| Output Polarity | Non-Inverting |
| 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) |
| AC Power Requirements | 100V-120V @ 50/60 Hz or 200V-240V @ 50/60 Hz |
| Power Consumption | 15 watts |
| Warm-Up Time | 5 Minutes |
| Break-In Time | 100 hours of music playing time |
| Finish | Fine textured black powder coat aluminum chassis, Black or Silver anodized aluminum faceplate |
| Weight | 22 lbs. |
| Dimensions | 5″ H x 17.25″ W x 13″ D |