Samson CR77 - Page 44

42
Specifications/
Caractéristiques techniques/
Technische
Daten/
Especificaciones técnicas
System Specifications:
Channels 6
Frequency Type F3
Modulation Type FM
Noise Reduction Type Compander/Expander
Distance 300 feet
Transmitter (HT7, CT7):
Oscillation Type Direct PLL
Pre-emphasis 50
μ
sec
Antenna
HT7 Integral Antenna
CT7 1/4 Wave Length Wire (Pig Tail)
Input (CT7) TB3M Switchcraft Connector
Maximum Input Level 3 V p-p
Battery Duracell MN1604 9-volt alkaline
Operating Temperature -20° C / 55° C
Switches / Controls Power ON/OFF, Audio ON/OFF
HT7 Mic Level Volume
CT7 Audio Level
Display (LED) Battery Low/Mid/High (corresponds to <5.3 V / 5.3 - 7 V / >7V)
Operating Voltage 9 Volts +20% / -40%
Current Consumption 47 mA
RF Power 10 mW
Frequency Stability ±20 kHz
Spurious Ratio 2.5 nW
Deviation 20 kHz (16.5 kHz - 23.5 kHz)
T.H.D. (Overall) 0.5% (3% max) (@AF 1 kHz, RF 46 dBu)
AF Frequency Response 50 Hz - 15 kHz (±3 dB overall)
Battery life 12 hours
Receiver (CR77):
Oscillation Type PLL
De-emphasis 50
μ
sec
IF Frequency 10.7 MHz
Antenna 1/4 Wavelength Rod
In/Out DC Inlet, Balanced Output, Unbalanced Output
Display (LED) Receiver A/B (Green), Power On (Red), Peak (Yellow), RF Level (5 pc)
Level Control Audio Level Volume, Mute Level Control
Operating Temperature 0° C / 50° C
Operating Voltage 12 Volts ±10%
Current Consumption 160 mA (at all LED lights)
Receiving Frequency Range 801 - 805 MHz
Sensitivity 18 dB
μ
(@ THD 2%)
Squelch Sensitivity 0 - 40 dB
μ
(Adjustable)
Selectivity ±150 kHz (AF Out Ratio -60 dB)
T.H.D. (Overall) 1% Max (@AF 1 kHz, RF 46 dBu)
S/N Ratio (Overall) 90 dB (w/IHF-A Filter)
Residual Noise 90 dBv (w/IHF-A Filter)
Band Mute ±40 kHz / ±100 kHz (RF IN: 46 dBu EMF)
AF Frequency Response 50 Hz - 15 kHz (±3 dB overall)
Audio Output Level - Unbalanced 0 dBv
Audio Output Level - Balanced -20 dBm (Line), -40 dBm (Mic)
Audio Output Impedance - Unbalanced 5 k Ohms
Audio Output Impedance - Balanced 600 Ohms
Specifications subject to change.