This listing is for one DB1 Precision line level Pre-Amp & DB-2a Power Supply. This pre-amp has been cleaned & recapped. It sounds great and has an excellent phono stage. It comes with the original manual, specification sheets, audio reviews from vintage Hi-Fi magazines, information pamphlets, and various other literature about this amazing piece.
- Most accurate phono equalization avalible (within 0.04 dB) - Switchable for IEC recommended RIAA - Distortion less than eight parts per million including phono - New low noise high level stage (-94 dB, ref. 1 Volt) - Selected tight tracking volume control, +/- 1 dB over 70 dB range - Low noise cascode amplifiers, all inputs diode protected -Buffered tape output - Separate regulated power supply for negligible hum - No cartridge interaction - All gold plated phono jacks - Solid oak cabinet with hand rubbed tung oil finish
Specs: Total harmonic distortion: Less than 0.0008%, 20Hz to 20kHz Intermodulation Distortion: Less than 0.001% NOISE Phono: -89dB shorted input | -83 dB cartridge input | -74 dB open input High level: -94 dB shorted input
Frequency Response: Phono: +/- 0.04 dB, 20Hz to 20kHz High Level: +0, -1 dB, 2Hz to 50kHz | +0, -.25 dB, 10Hz to 20kHz Filters Low Cut: Flat, 20Hz, 36Hz (-3dB points) 6dB/Octave High Cut: Flat, 5kHz, 10kHz (-1 dB points) 6dB/Octave Polarity: All outputs follow input polarity except tape output which is inverted polarity, allowing phase inversion
Output Impedance: 1000 ohms Maximum Output Voltage: 6 Vots into 10,000 ohms Maximum Load for rated distortion no less than 10,000 ohms and no more than 3000 pF
Input Sensitivity for 1 Volt output: Phono: 1.8 mV into 47,000 ohms and 100 pF High Level: 120 mV into 33,000 ohms Phono Overload 150 Mv @ 1kHz, 1.4 V @ 20kHz, 15 mV @ 20 Hz
Interfacing: Inputs - Phono, Tuner, Aux 1, Aux 2, Tape Outputs - 2x Tape, 2x Amplifier Controls: Selector, Balance, Volume, Low Cut, High Cut, Tape Monitor (includes MUTE position)
Decibel Audio is a retail store and custom installation business in the Wicker Park neighborhood of Chicago. We have serviced the Chicagoland area with new, used and vintage equipment for over 20 years. Visit our brick and mortar store at 1429 N Milwaukee Avenue, Chicago, IL 60622.
We are Authorized Dealers for Audioquest, Benz Micro, Cambridge Audio, Cary Audio, Clearaudio, Creek, Crestron, Denon, Draper Screens, Dynaudio, Epos, Goldring, Grado, Harbeth, Jolida, Music Hall, James Loudspeaker, KEF, Marantz, Parasound, Pro-Ject, PS Audio, Plateau, Rega, Rogue Audio, Russound, SONOS, Stewart Filmscreen, Samsung, Skylan, Yamaha, and more.
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