EWA Q-20-P pre amplifier and headphone amplifier, by Colin Wonfor

EWA Q-20-P Pre-Amp & Headphone Amp

£650.00Price
Q Bundle
power cable

Q20P phono pre amp.

 

This is a truly briliant pre-amplifier at any size and price. It will amaze and delight, and of course pairs very well with the equally brilliant Q-20 power amplifier. 

 

Featuring a very high quality headphone amplifier, 3.5mm socket. Captive mains lead.

 

Look at the bundle deals for Q-amps.

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    Inputs: All inputs are specified for line level output of 1 Volt into 1 K Ohm.

     

    Line: Standard input for line level.

    • Input sensitivity 200mV typical
    • Frequency response: 10Hz - 100KHz, plus/minus 1dB

     

    Moving Magnet:

    • Standard loading 50 K Ohm with loading capacitance of 100pF
    • Input sensitivity is typically 5mV - 10mV
    • Frequency response typically 20Hz - 20KHz, plus/minus 0.5dB.

     

    Moving Coil:

    • Standard loading 100 Ohm - 470 Ohm with loading capacitance 1000pF.
    • Input sensitivity typically 100 uV
    • Frequency response typically 20Kz - 20KHz, plus/minus 0.5dB.

     

    Output: 

     

    Frequency response for various loads is specified for 1 Volt.

    • Minimum load 100 Ohm:16Hz - 100KHz
    • Nominal load 10 Ohm: 5Hz - 200KHz
    • High load 100 KOhm: 5Hz - 200KHz

     

    Headphones:

    • SECA bandwidth 10Hz - 40KHz, min load 65 Ohm
    • Max output voltage (no load) 15V peak
    • 1V input = Peak output 4V

     

    Power Requirements:

     

    • On (idle) = under 5W

     

    Regulated power supples:

    • Plus/Minus 15V for SECA headphone stage and line output
    • Plus/Minus 20V & 18V for phono stage
    • Plus 5V standby
    • Plus 12V selection relays

    Build time: Approximately two-four weeks.

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All products are carefully cleaned with medical alcohol before packing and shipment. 

Home of the EWA cable system and SECA technology for amplifiers, by Colin Wonfor.  Contact us: info@ABCaudio.biz.  All text and images copyright 2020. ABCaudio.

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