Sound Devices
Products
Field Mixers
302
Specs
302 Specifications
Frequency Response:
- 20 Hz - 30 kHz, +0.2, -0.5 dB, -1 dB @ 5 Hz and 50 kHz typical
Equivalent Input Noise:
- -126 dBu (-128 dBV) maximum (22 Hz - 22 kHz bandwidth, flat filter, trim control fully up)
Input Clipping Level:
- 0 dBu minimum (trim control fully down)
Line Output Clipping Level (1% THD):
- 20 dBu minimum, 18 dBu minimum with 600 ohm load
Dynamic Range:
- 115 dB minimum (trim fully down)
THD + Noise:
- 0.007% typical (1 kHz, +4 dBu at Line out), 0.009 max (50 Hz to 20 kHz, +18 dBu at line out, fader fully up)
Output Noise
- -100 dBu (-102 dBV) maximum (22 Hz - 22 kHz bandwidth, flat filter, master gain fully up, faders fully down)
L/R Gain Matching:
- +/- 0.1 dB (Mic In to Line Out)
Metering:
- 40-segment, sunlight-viewable Selectable peak, VU, or peak (with or without peak hold) + VU ballistics
High-Pass Filters:
- Switchable 80 Hz or 160 Hz, 12 dB/oct, silent activation
Mic Powering (each mic selectable):
- None, 12 V phantom, 48 V phantom, 12 V T-power, selected per mic input
Input Limiters:
- +18 dBu threshold, 20:1 limiting ratio, 1 mS attack time, 200 mS release time.
Output Limiters:
- Affects the outputs of the mixer. Threshold selectable from +4 dBu to +20 dBu, 1 dB steps, 20:1 limiting ratio, 1 mS attack time, 200 mS release time
Power supply:
- Internal ±16 V (bi-polar) regulated audio rails, 2.4 - 6 V range internal batteries, isolated (floating) external DC input jack, 5-18 V locking 4-pin Hirose connector, pin-4 = (+), pin-1 = (-)
Temperature:
- Operating: -20°C to 60°C, 0 to 95% relative humidity; (non-condensing), storage: -40°C to 85°C
Weight:
- 0.85 kg, (1.8 lbs) unpackaged with three alkaline AA batteries
Dimensions:
- 47 mm x 214 mm x 114 mm (H x W x D), 1.8" x 8.4" x 4.5"