Tag Archives: tube DAC

Rare Musical Fidelity Tri-Vista 21 192K Tube DAC for Sale!

Here is your chance to own a rare and extensively upgraded Musical Fidelity Tri-Vista 21 192K Tube DAC, in almost pristine, unmarked condition. Priced @ just $1595.

One of only 1500 made, this Tri-Vista 21 Tube DAC has been mine for the last 7 years. This is a late production unit, numbered 1419/1500.

Specifications, courtesy of Musical Fidelity:

DAC architecture: 24-bit Delta-Sigma (Bitstream), dual-differential, 8 times oversampling, 96/192kHz switchable
Sampling frequencies: 8 to 108kHz
Data types: 16, 20, 24 bit word lengths
Inputs: RCA 75W, S/PDIF, TOSLINK optical
Outputs: RCA left and right analog audio, RCA digital loop out
Output impedance: 50 Ohms
Frequency response: 10Hz to 20kHz ± 0.0dB
Signal/noise ratio: 114dB “A”- weighted
Total harmonic distortion: < 0.0025% 10Hz to 20kHz
Total correlated jitter: < 135pS
Channel separation: < 109dB 20Hz to 20kHz
Linearity: < 0.2dB down to -100dB
Audio output at digital 0dB level: 2.17 Volts RMS at 1kHz nominal
Power requirements: 100, 115 or 230Volts AC 50/60Hz, 30 Watts
Dimensions: 440mm wide, 105mm high, 375mm deep
Weight: 13.15kg, 29lbs, unit only

Musical Fidelity provide a link to the owner’s manual here.… Read more

Musical Fidelity Tri-Vista 21 Tube DAC Modifications, Part 3

I recently finished another, perhaps final, round of modifications to my Musical Fidelity Tri-Vista 21 Class A Tube DAC.

Actually, I may do some more power supply modifications, but more on that when it happens. This is part three in an ongoing process to develop and evaluate the best performance modifications for the wonderful Musical Fidelity Tri-Vista 21 DAC.… Read more