Herron VTPH1-MC Great phono preamp! VTPH-1MC Plus moving coil version - same as MM version with additional F.E.T. front end amplifier Design Considerations All tube signal path (moving magnet ver...1950.00

Herron VTPH1-MC Phono Preamp [Expired]


no longer for sale

Great phono preamp! VTPH-1MC Plus moving coil version - same as MM version with additional F.E.T. front end amplifier Design Considerations All tube signal path (moving magnet version) Passive RIAA equalization Star grounded Zero feedback No switches in signal path Gold plated TIFF ground and RCA connectors Reversing line polarity switch Controlled warm-up (filaments and high voltage) for extended tube life Low plate operating currents for extended tube life and cool operation Audio path capacitors are polypropylene and polystyrene Hand picked components for accurate response Automatic muting at startup and shutdown Toroidal power transformer Rugged all-1/10 inch thick aluminum chassis, 1/4 inch thick faceplate Front panel indicators for power, filament voltage, and output mute release Each unit given a 48-hour burn in, including rigorous bench and listening tests Specifications Tube complement 4 x 12AX7, 1 x 12AT7 Frequency response RIAA 1 Hz to beyond 100 kHz, 20 Hz to 20 kHz ±0.1 dB Gain VTPH-1MM 44 dB nominal at 1kHz, channels matched to within 0.05 dB VTPH-1MC Plus 66 dB nominal at 1kHz, channels matched to within 0.05 dB Signal-to-Noise Ratio VTPH-MC Plus 80 dB, A weighted, inputs shorted, AC polarity set Output impedance 500 ohms nominal Input impedance VTPH-1MM 47,000 ohms, 100 pF VTPH-1MC Plus 47,000 ohms, 100 pF, plus optional internal load resistors at the input terminals Absolute polarity VTPH-1MM non-inverting VTPH-1MC Plus non-inverting Power supply 78,000 µF of energy storage 4 levels of high voltage regulation Regulated soft start DC filament supply Regulated tube bias supply Input capacity VTPH-1MM up to 300 mV at 1 kHz, 1 volt at 10 kHz nominal (output unloaded) VTPH-1MC Plus up to 30 mv at 1 khz, .1 volt at 10 kHz nominal (output unloaded) Overall dimensions 19" wide x 3.5" high x 10" deep ******************************************************************* SEE ALL OF OUR GREAT VALUES IN NEW, USED AND DEMO GEAR! VISIT US ONLINE AT: HTTP://WWW.GCAUDIO.COM/PRODUCTS/STEALS.HTML ******************************************************************** Credit cards or PayPal Accepted, please add 3.5%
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