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78
Microphones
37-103
Omni Directional Dynamic Gooseneck
Excellent speech intelligibility with clean transparent sound. Smooth flat response espe-
cially off-axis. Sub-miniature unobtrusive design for maximum close up use. Flexible
sturdy gooseneck on stable metal diecast base. Integral battery power module. Low
power demand. Built-in on-standby-off switch.
Specifications:
Element: Back Electret Condenser
Polar Pattern: Omni Directional
Frequency: 50 Hz - 18 KHz
Operating Voltage: 1.5V DC
(LR44)
Output Impedance 1,000 ohm ± 30% (at 1 KHz)
S / N Ratio: Over 40 dB
Sensitivity: -65 dB ± 3dB (0 dB = 1V / microbar 1,000 Hz indicated by open circuit)
Max Input SPL: 110 dB (1 KHz at 1% THD)
Material: Zinc die-cast base
37-105
Hi-Low Impedance Dynamic Microphone
Features a natural, life-like reproduction of music and voice and is ideal for use with
good quality sound systems
and tape recorders. It has
rugged professional three-pin
audio connector on the micro-
phone. For use in hand or on
stand, indoor or out.
Specifications:
Type-Uni-directional, dynamic microphone
Frequency response-30 - 18,000 Hz
Impedance-500 ohm & 50,000 ohm
Sensitivity - 72dB ± 3dB at 1,000 Hz (50,000 Ohm: -52dB ± 3dB)
Dimensions-54Ø m/m phone plug
Accessories-Holder
- UHF800MHz high band to avoid interferences.
- Multiple middle & high band filter to eliminate interferential
signal.
- PLL circuit to ensure no interference when using a lot
of microphone systems simultaneously.
- Companding technology greatly decreases noise but increases
dynamic range.
- Lower feedback function lowers feedback effectively.
- Multiple high band megaphone with quite considerable
sensitivity. Multiple noise monitor to enhance anti-jaming function.
- Special designed frequency response produces satisfactory
sound of bass-middle-treble.
- Superior power switch for turning ON/OFF the system without
noise.
- Best wafer and other components to ensure good sound.
- Auto reception of the signal avoid dead point, overcome
discontinuous or unsteady signal in audio output.
- Maximum distance is100m in open field, 50m in normal.

- Quartz controlled
- UHF690-960MHz
- +/-0.005%
- +/-56KHz with level limiting
- >110dB
- >100dB
- <0.5dB
- "Pilotone & Noiselock" dual squelch circuit
- 60Hz-18KHz
- 6db Vat S/N >70dB
- >60dB
- >80dB
- -12db/600ohm unbalanced and balanced
- 15VDC/0.5A
- 420x208x45mm
- Dynamic microphone (Handheld mic)
- Condenser Microphone (Headset mic/clip-on mic)
- Built-in housing (Handheld transmitter)
- Built-in housing (Belt pack transmitter)
- >10mw
- <-40dBC
- one 9B battery
- Quartz controlled
- UHF690-960MHz
- 28 non-interference fixed frequencies
- +/-0.005%
- +/-56KHz with level limiting
- >110dB
- >100dB
- <0.5dB
- "Pilotone & Noiselock" dual squelch circuit
- 60Hz-18KHz
- 6db Vat S/N >70dB
- >60dB
- >80dB
- -12db/600ohm unbalanced and balanced
- 12V-15VDC/0.5A power supply
- 213x148x45
- 1.0KGS approx
- Dynamic microphone (Handheld mic)
- Condenser Microphone (Headset mic/clip-on mic)
- Built-in housing (Handheld transmitter)
- Built-in housing (Belt pack transmitter)
- >10mw (according to regulation)
- <-40dBBC
- one 9B battery
WM-UHF-01
WM-UHF-4288
WM-UHF-07