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Specifications: |
- Gain: Mic Input to Output, per channel, continuously variable
- Frequency Response: 20 Hz – 30 kHz, +0.2, –0.5 dB; –1 dB at 5 Hz, 50 kHz
(relative to 1 kHz level with 150 ohm source, gain controls set
at 50%)
- Equivalent Input Noise:
–126 dBu (–128 dBV) minimum
(150 ohm source, flat weighting, 22 Hz – 22 kHz bandwidth,
gain control set at 50% or higher, phantom power off)
- Input Clipping Level:
–10 dBu minimum
- Output Clipping Level:
- Line: +22 dBu minimum with 100k ohm load
+20 dBu minimum with 600 ohm load
- Tape: +11 dBu (2.75 V RMS) minimum with 100k ohm load
- Dynamic Range: 110 dB minimum
- THD + Noise: 0.05% maximum
(from 50 Hz to 22 kHz @ +4 dBu output level, 22 Hz – 22 kHz
filter bandwidth, gain control at 50%, phantom off)
- Common Mode Rejection Ratio: 100 dB minimum at 80 Hz 60 dB minimum at 10 kHz
- Channel Separation: Greater than 80 dB at 1 kHz (gain controls set to 50%)
- Inputs: Transformer-balanced, 2k ohm input impedance
- Outputs: XLR: Active, impedance-balanced, 120 ohm output impedance
Tape (3.5 mm (1/8 in.)): Unbalanced, tip–left, ring–right, sleeve–
ground, 2.4k ohm output impedance
- High Pass Filters: 80 Hz or 160 Hz (switch selectable), 6 dB per octave
- Phantom Power: 15 V through 680 ohm resistors or 48 V through 6.8k resistors
(switch selectable)
- Limiter: Thresholds independently adjustable from
+6 dBu to +18 dBu
10:1 limiting ratio
5 ms attack time, 100 ms release time
Amber/Red LED indicates limiting/clipping
Dual mono or stereo linked
- Internal Voltage Rails: +15 V and –15 V, regulated
- Metering: 7 segment GaN (Gallium Nitride) meter with 3 intensities
Peak responding
- Power:
- Internal: 2 AA batteries
- External: External: 5 – 14 VDC via threaded coaxial connector* (5.5 mm
outer diameter, 2.1 mm inner diameter); Pin positive, sleeve negative;
Voltages above 14 VDC cause no damage to unit, but will
open an internal poly fuse that will reset when voltage is removed.
*Threaded coaxial connector provided for use with power supplies
not equipped. For instructions on how to solder this connec-tor
to a Shure PS20.
- Power LED: Dual-color LED indicates following:
Green—external DC power or good battery.
Red—less than 1 hour of battery life remaining (with phantom
power off).
- Polarity: All inputs to all outputs, non-inverting.
Pin 2 of XLRs “hot” (to unbalanced inputs and outputs).
- Operating Temperature Range: 0 to 70 degrees C (32 to 160 degrees F)
- Dimensions: 43 mm x 94 mm x 140 mm (H x W x D) (1.7” x 3.7” x 5.5”)
- Weight (FP24 only): 0.8 kg (1.8 lbs.)
- Weight (packaged): 1.2 kg (2.6 lbs.)
- EMC Certifications: Meets FCC Part 15 Class B Emissions; Eligible to bear CE mark
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