True to the Music
PZ-Pre User Guide
Radial Engineering Ltd.
Radial PZ-Pre Specifi cations
Inputs 1 & 2: ¼" Phone unbalanced
Input impedance: Normal 6.8k ohm
Piezo 10Meg ohm
PZB buffers: +10dB boost
Low-cut fi lter: 75Hz / 220Hz
Notch fi lter range: 56Hz - 220Hz
Notch Q: -8dB / -16dB
Low EQ: Shelving type +/-12dB (75Hz)
High EQ: Shelving type +/-12dB (7.5kHz)
Mid EQ: Semi-parametric
+/-12dB (82Hz - 5.6kHz)
Power Boost: Unity gain to +12dB max.
Effects Loop: ¼" Phone unbalanced
Send 1k ohm / Return 15k ohm
Switching: Opto-coupler assisted,
5msec rise time
Output (instrument): ¼" Phone unbalanced,
1k ohm output impedance
Tuner output: ¼" Phone unbalanced,
6.8k ohm output impedance
Pre-EQ output: XLR, balanced,
600 ohm, mic-level
Post EQ output: XLR, balanced,
600 ohm, mic-level
XLR pin-out:
(AES standard)
pin 1 ground
pin 2 hot (+)
pin 3 cold (-)
Power supply: 5VDC, 400mA (included),
center pin positive
Size (W x D x H): 8”x 4.25”x1.37” (203x108x35mm)
Weight: 2.65 lbs. (1.2 kg)
Warranty: 3 Years, transferable
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