MMD 835-1 BK SPECIFICATIONS

• Transducer principle: Dynamic
• Sensitivity: 2.1 mV/Pa
• Sound pressure level: 154 dB SPL
• Pick-up pattern: Cardioid

G4 EM300-BW RF characteristics

• Modulation: Wideband FM
• Frequency ranges:
  • Aw+: 470 – 558 MHz
  • AS: 520 – 558 MHz
  • Gw1: 558 – 608 MHz
  • Gw: 558 – 626 MHz
  • GBw: 606 – 678 MHz
  • Bw: 526 – 698 MHz
  • Cw: 718 – 790 MHz
  • Dw: 790 – 865 MHz
  • JB: 806 – 810 MHz
  • K+: 925 – 937.5 MHz
• Receiving frequencies: Max. 3520 receiving frequencies, adjustable in 25 kHz steps
• Frequency banks:
  • 20 frequency banks, each with up to 32 factory-preset channels, no intermodulation
  • 6 frequency banks with up to 32 programmable channels
• Switching bandwidth: Up to 88 MHz
• Nominal/peak deviation: ±24 kHz / ±48 kHz
• Receiver principle: True diversity
• Sensitivity (with HDX, peak deviation): < 2.5 μV for 52 dBA eff S/N
• Adjacent channel selection: Typically ≥ 75 dB
• Intermodulation attenuation: Typically ≥ 70 dB
• Blocking: ≥ 75 dB
• Squelch: 5 to 25 dBμV in steps of 2 dB
• Pilot tone squelch: Can be switched off
• Antenna inputs: 2 BNC sockets

AF characteristics

• Compander system: Sennheiser HDX
• EQ presets (switchable, act on line and monitor outputs):
  • Preset 1: Flat
  • Preset 2: Low Cut (-3 dB at 180 Hz)
  • Preset 3: Low Cut/High Boost (-3 dB at 180 Hz, +6 dB at 10 kHz)
  • Preset 4: High Boost (+6 dB at 10 kHz)
• Signal-to-noise ratio (1 mV, peak deviation): ≥ 115 dBA
• Total harmonic distortion (THD): ≤ 0.9%
• AF output voltage (at peak deviation, 1 kHz AF):
  • 6.3 mm jack socket (unbalanced): +12 dBu
  • XLR socket (balanced): +18 dBu
• Setting range “AF Out”: 48 dB (3 dB steps)

Overall device

• Temperature range: -10 °C to +55 °C
• Power supply: 12 V DC
• Current consumption: 350 mA
• Dimensions: Approx. 202 x 212 x 43 mm
• Weight: Approx. 980 g

G4 SKM300-BW RF characteristics

• Modulation: Wideband FM
• Frequency ranges:
  • Aw+: 470 – 558 MHz
  • AS: 520 – 558 MHz
  • Gw1: 558 – 608 MHz
  • Gw: 558 – 626 MHz
  • GBw: 606 – 678 MHz
  • Bw: 526 – 698 MHz
  • Cw: 718 – 790 MHz
  • Dw: 790 – 865 MHz
  • JB: 806 – 810 MHz
  • K+: 925 – 937.5 MHz
• Transmission frequencies: Max. 3520 frequencies, adjustable in 25 kHz steps
• Frequency banks:
  • 20 frequency banks, each with up to 32 factory-preset channels, no intermodulation
  • 6 frequency banks with up to 32 programmable channels
• Switching bandwidth: Up to 88 MHz
• Nominal/peak deviation: ±24 kHz / ±48 kHz
• Frequency stability: ≤ ±15 ppm
• RF output power at 50 Ω switchable:
  • Low: typ. 10 mW
  • Standard: typ. 30 mW
  • High: typ. 50 mW
• Pilot tone squelch: Can be switched off

AF characteristics

• Compander system: Sennheiser HDX
• AF frequency response: 80 – 18,000 Hz
• Signal-to-noise ratio (1 mV, peak deviation): ≥ 115 dBA
• Total harmonic distortion (THD): ≤ 0.9%
• Setting range for input sensitivity: 48 dB, adjustable in 6 dB steps

Overall device

• Temperature range: -10 °C to +55 °C
• Power supply: 2 AA batteries, 1.5 V or BA 2015 accupack
• Nominal voltage: 3 V battery / 2.4 V rechargeable battery
• Current consumption at nominal voltage:
  • typ. 180 mA
  • with transmitter switched off: ≤ 25 μA
• Operating time: Typically 8 h
• Dimensions: Approx. Ø 50 x 265 mm
• Weight (incl. batteries): approx. 450 g

SK 300 G4 RF characteristics

• Modulation: Wideband FM
• Frequency ranges:
  • Aw+: 470 – 558 MHz
  • AS: 520 – 558 MHz
  • Gw1: 558 – 608 MHz
  • Gw: 558 – 626 MHz
  • GBw: 606 – 678 MHz
  • Bw: 526 – 698 MHz
  • Cw: 718 – 790 MHz
  • Dw: 790 – 865 MHz
  • JB: 806 – 810 MHz
  • K+: 925 – 937.5 MHz
• Transmission frequencies: Max. 3520 frequencies, adjustable in 25 kHz steps
• Frequency banks:
  • 20 frequency banks, each with up to 32 factory-preset channels, no intermodulation
  • 6 frequency banks with up to 32 programmable channels
• Switching bandwidth: Up to 88 MHz
• Nominal/peak deviation: ±24 kHz / ±48 kHz
• Frequency stability: ≤ ±15 ppm
• RF output power at 50 Ω switchable:
  • Low: typ. 10 mW
  • Standard: typ. 30 mW
  • High: typ. 50 mW
• Pilot tone squelch: Can be switched off

AF characteristics

• Compander system: Sennheiser HDX
• AF frequency response:
  • Mic: 80 – 18,000 Hz
  • Line: 25 – 18,000 Hz
• Signal-to-noise ratio (1 mV, peak deviation): ≥ 115 dBA
• Total harmonic distortion (THD): ≤ 0.9%
• Max. microphone/line input voltage: 3 V eff
• Microphone/line input impedance: 40 kΩ, unbalanced / 1 MΩ
• Input capacitance: Switchable
• Setting range for input sensitivity: 60 dB, adjustable in 3 dB steps

Overall device

• Temperature range: -10 °C to +55 °C
• Power supply: 2 AA batteries, 1.5 V or BA 2015 accupack
• Nominal voltage: 3 V battery / 2.4 V rechargeable battery
• Current consumption at nominal voltage:
  • typ. 180 mA
  • with transmitter switched off: ≤ 25 μA
• Operating time: Typically 8 h
• Dimensions: Approx. 82 x 64 x 24 mm
• Weight (incl. batteries): approx. 160 g