DPM Series

Electrical

• DC power input: 21 VDC ~ 29 VDC
• Power consumption: full power/standby mode
  • DPM-MAIN: 5W/1W
  • DPM-EVA: 0.5W/0.3W
  • DPM-KPD: 1W/0.5W

Audio Characteristics (general)

• A/D-D/A bit resolution: 24 bit
• Sampling rate: 48 kHz
• Frequency response: 20 Hz ~ 20 kHz (±1 dB) @ 0 dBu
• SNR: > 85 dB
• THD+N: < 0.2 % @ 26 dB gain, -26 dBu (1 kHz) in
• Max. speaker SPL: 90 dBA @ 3m
• Max. mic SPL: 105 dBA @ 3m
• Capsule type: Electret condenser
• Capsule Sensitivity: -15 dBu/Pa @1 kHz
• Capsule directivity: Uni-directional
• Polar pattern: Cardioid

Mechanical

• Dimensions (W x H x D)
  • DPM-MAIN base: 108 x 46 x 200 mm (4.3 x 1.8 x 7.9 inch)
  • DPM-MAIN with microphone: 108 x 319 x 200 mm (4.3 x 12.6 x 7.9 inch)
  • DPM-KPD/DPM-EVA: 96 x 46 x 200 mm (3.8 x 1.8 x 7.9 inch)
• Weight: 0.5 kg (1.1 lbs)
• Colour: RAL 7035

Environmental

• Operating temperature: -5 ºC ~ +55 ºC (+23 ºF ~ +131 ºF)
• Storage temperature: -40 ºC ~ +70 ºC (-40 ºF ~ +158 ºF)
• Relative humidity: 20 % to 95 %
• Air pressure: 600 to 1100 hPa
• Heat dissipation
  • DPM-MAIN: 0.87 BTU/hr
  • DPM-EVA: 0.76 BTU/hr
  • DPM-KPD: 0.02 BTU/hr