A complete UHF lavalier system (same as the 411LT
with the exception of a different lavalier microphone) consisting
of the 411UDR 63-channel receiver and the 51BT bodypack transmitter
and the ECM-44 Sony lavalier microphone.
Receiver Technical Specs:
Frequency Range: UHF 63 ch. (793.875-805.875MHz)
Frequency Response: 20HZ to 20KHz
Audio Distortion: less than 1.0% ± 15K deviation
Dynamic Range: better than 100dB
S/N Ratio: better than 95dB
Operating Temperatures: 0° C to 45° C
Operating Range: 100m under ideal conditions
Oscillator: PLL synthesized
Tone Squelch Frequency: 32.768KHz
Diversity Type: True Space Diversity
Receiver Type: Super Heterodyne, PLL Synthesized
Image Rejection: Better than 60dB
Reception Sensitivity: Better than 16dBµV
Reception Selectivity: +/- 150KHz
Audio Output Adj. Range: -30dB, ctr 0dB, max +6dB
Audio Output Impedance: 2.2 k ohms unbal., 660 ohms bal.
Power Requirements: 12V DC 300mA
Dimensions: 280(W) x 120(D) x 37(H) mm - (11" x 4.7" x 1.4")
Weight: 920g (29 oz
Transmitter Technical Specs:
Frequency Range: UHF 63 ch. (793-806MHz)
Frequency Response: 20HZ to 20KHz
Audio Distortion: less than 1.0% @± 15K deviation
Dynamic Range: better than 100dB
S/N Ratio: better than 95dB
Operating Temperatures: 0° C to 45° C
Operating Range: 100m under ideal conditions
Oscillator: PLL synthesized
Tone Squelch Frequency: 32.768KHz
Type of Emission: FM
Antenna: External Antenna
Pre-emphasis: 50 Micro Sec.
MAX Input Level: 0dBm - 10dBm
Microphone Unit: Lav or Headset
RF Output Power: 15mW
Input Impedance: 2.2(Mic.), 680(MP-1)
Audio Adj. Range: -63dBm ~ -18dBm
Battery: 9V
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