D.W. Fearn VT-1 Single Channel Vacuum Tube Microphone Preamp
- Item # 1005074
- Model # VT-1
Top Rated
Microphone preamplifiers from D.W. Fearn's VT-series will change the way you think of audio quality. The transparency is astounding. Vocals sound smoother, warmer, more intimate, with a compelling pre… Learn More
$3,100.00
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Handmade, all-tube preamp with point-to-point wiring and mil-spec components.
Features
- All vacuum-tube design
- Clean and airy high end
- Fat low end
- Unsurpassed warmth, transparency, and musicality
- Lo-Z input position for superior performance with transformerless mics
- Phase (polarity) reverse switch
- +48 volt phantom power (completely disconnected when off)
- Custom-design Jensen input and output transformers for superb sonics
- 20 dB input pad (switchable)
- True VU meters (amplifier isolated)
- All point-to-point audio wiring
- High-performance, fully-regulated power supplies with exceptional reserve
- Gold input and output XLR connectors
- Polypropylene and polystyrene coupling capacitors
- All audio switching through gold-contact, sealed precision relays
- International operation on 100, 120, or 220 VAC, 50/60 Hz
- CE certified, RoHS-compliant
- +4 dBm output - conservatively rated precision components and rugged construction for stability and long life
- Line-level processing with the LP-1 Line Pad (see #180295) - direct recording of electric instruments with the D.W. Fearn VT-3 Vacuum Tube DI (see #180273) or PDB Passive Direct Box (see 180294).
Technical Specification
D.W. Fearn VT-1 Single Channel Vacuum Tube Microphone Preamp
- Input: 150 ohms
- Input Load Impedance: 1.5k ohms
- Minimum Input Level: -65 dBm nominal
- Maximum Input Level @ 20 cps: -30 dBm without pad, -5 dBm with 20 dB pad
- Gain: 53 dB
- Frequency Response: ±0.25 dB 20 cps to 20 kc; -3 dB @ 0.5 cps and 55 kc
- THD+Noise: less than 0.25% 20 cps to 20 kc
- Intermodulation Distortion: SMPTE less than 0.02%
- Signal to Noise Ratio: 74 dB minimum
- Equivalent Input Noise: -124 dBm maximum
- Output: low-Z, transformer-balanced
- Maximum Output Level: +22 dBm, 20k ohm load
- Power Requirements: 100, 120, or 220 VAC, 50/60 Hz
- Dimensions: 19" (48.26cm) W, 5.25" (13.34cm) H, 14" (35.56cm) D
- Weight: 18 lbs (8.16kg)
- NOTE: Frequency is specified in cycles per second (cps) or kilocycles per second (kc). These units correspond to Hz and kHz respectively. Measurements made with -50 dBm input and 50 dB gain in a 22 cps to 22 kc bandwidth. Specifications and price subject to change without notice.