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AXPONA - Audio Expo North America
AXPONA - Audio Expo North America. GET THE LATEST UPDATES. Sign up for our newsletter for the latest AXPONA news. VISIT AXPONA. See and hear the world's top audio brands reveal their latest and greatest gear. Experience your music …
AXPONA 2013 Show Report (Audio Expo North America) by ...
https://enjoythemusic.com/axpona_2013/saturday/
Herron Audio was here at AXPONA 2013 Chicago as they showcased their great vacuum tube amplification products including the VTSP-3A (r02) preamplifier and VTPH-2 phonostage ($6550 and $3650 respectively). They also gave us a sneak peek at their prototype DAC.
Herron Audio VTSP-1 preamplifier & VTPH-1MC phono ...
https://www.analogplanet.com/content/herron-audio-vtsp-1-preamplifier-vtph-1mc-phono-preamplifier-specifications
Sidebar 1: Specifications VTSP-1 tube preamplifier: Tube complement: four 6922s. Frequency range: 1Hz->100kHz. Frequency response: 20Hz-20kHz, ±0.1dB (volume control at 9 o'clock). Maximum voltage gain: 14dB. Hum & noise: N/S. Distortion: N/S. Output impedance: 100 ohms nominal at 1kHz. Input impedance: 100k ohms.Dimensions: 19" W by 3.5" H by 10" D.Serial …
Herron Audio VTSP-1 preamplifier & VTPH-1MC phono ...
https://www.stereophile.com/content/herron-audio-vtsp-1-preamplifier-vtph-1mc-phono-preamplifier-page-2
Herron Audio VTSP-1 preamplifier & VTPH-1MC phono preamplifier Page 2 His solution was to incorporate a second set of external electronic switches to "downshift" the signal 14dB, while the attenuators are upped 13dB when the volume knob is turned below the 8:30 position (it reverses when you turn it above 8:30).
Herron Audio VTSP-1 preamplifier & VTPH-1MC phono ...
https://www.stereophile.com/content/herron-audio-vtsp-1-preamplifier-vtph-1mc-phono-preamplifier-measurements-herron-vtph-1mc
The Herron phono stage's voltage gain, driven by the Audio Precision's 25 ohm source impedance, was a high 67.7dB. Despite this, the VTPH-1MC's noise floor was very low in level (fig.6), with power-supply-related spuriae more than 86dB below a nominal 2.5V output.
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