6
chapTer 2:
TechnicaL SpecificaTionS
frequency response: 20hz - 50khz, +/-1db
insertion loss: none (vacuum tube makeup gain amplifier)
self noise: below -75db
input impedance: 600 ohms
output impedance capable of driving a 600 ohm load
tube compliment (1x) 12AX7, (1x) 12Au7 (graded for
low noise/low microphonics)
power selectable 115v 60hz/230v 50hz via standard
grounded 3 conductor ieC cable
fuse compliment 1amp, 250 volt, fast blow
input transformer balanced, pin 2/tip=positive, pin
3/ring=negative, pin 1/sleeve=ground
output transformer balanced, pin 2/tip=positive, pin
3/ring=negative, pin 1/sleeve=ground
low frequency boost 20, 30, 60, 100, 200, 400, and 800hz
by +12 db maximum
low frequency cut 20, 30, 60, 100, 200, 400, and 800hz
by -18 db maximum
high frequency boost 3, 4, 5, 8, 10, 12, and 16khz by +18 db maximum
high frequency cut 3, 4, 5, 10, and 20 khz by -14 db maximum
enGLiSh
Now Let’s get started
warraNty
techNicaL specs
a Bit of history
waxiNg phiLosophicaL
hookup diagrams
recaLL sheets
