Avalon VT 737SP B-Stock

Το Avalon VT-737SP είναι ένα εξαιρετικό Voice Channel που συνδιάζει λαμπάτο προενισχυτή, opto compressor, ισοσταθμιστή, ρύθμιση εξόδου και VUmeter  καταλαμβάνοντας χώρο 2U. Δεν είναι τυχαία η επιτυχία του διεθνώς.

Τεχνικά Χαρακτηριστικά:

• Tube Preamp

• Opto-compressor

• Sweep equalizer

• Output level control

• VU metering

• Balanced mic input, front-panel instrument DI, and balanced line inputs

• High-gain switch

• High-pass filter

• Hardwire relay bypass

• Circuit topology: 4 dual triode vacuum tubes (Sovtek 6922), high-voltage discrete Class A

• Gain Range Microphone: Transformer balanced 850/2500 ohm, 0dB to +58dB Instrument: Unbalanced 1 meg ohm, 0dB to +30dB

• Line: Balanced Class A 20k ohms, -27dB to 28dB

• Maximum input level and connector types: Microphone26dB@25Hz, +30dB@1kHz balanced XLR Instrument+30dB unbalanced front panel jack socket

• Line +36dB balanced XLR

• Maximum output level: +30dB balanced 600 ohms, DC coupled, discrete Class A

• Output type and gain: XLR connector, output trim gain -45dB to20dB

• Noise 20kHz unweighted: -92dB

• Noise microphone EIN: -116dB, 22Hz-22kHz unweighted

• Distortion THD, IMD: 0.5%

• Frequency response -2.5dB: 10Hz-120kHz input filter included

• Frequency response -3dB: 1Hz-200kHz line in-out

• VU meter and gain reduction: High quality illuminated OVU =+4dB and gain reduction to -20dB

• High cut filter: Variable 6dB per octave 30Hz-140Hz

• Compressor type: Optical passive attenuator incorporating twin vacuum tubes and stereo link

• Threshold - Ratio: Threshold variable -30dB to +20dB, ratio-compression variable 1:1 to 20:1

• Attack - Release: Attack variable 2mS to 200mS, release variable 100mS to 5 seconds

• Equalizer type: Discrete Class A, variable active and switched passive design

• Frequency bands (4): Treble - switched 10kHz, 15kHz, 20kHz, 32kHz, +/-20dB range, shelf High mid - variable 200Hz-28kHz and 2kHz -28kHz, +/-6dB range, hi-lo Q Low mid - variable 30Hz-450Hz and 300Hz-4k5Hz, +/-16dB range, hi-lo Q Bass - switched 15Hz, 30Hz, 60Hz, 150Hz, +/-24dB range, shelf

• AC power: Internal toroidal 100v to 240v, 50-60Hz selectable, 75 watts maximum

• Dimensions: 19 x 12 x 3.5 in (482 x 305 x 89mm)

• Weight: 22lbs. (10kg)