Audio enhancement K-SRC14 - Specifications; General Specifications; Receiver Specifications; Audio Specifications

34
Rev.2.10
Specifications
General
Power (DC IN)
24 VDC (minimum 21.6 VDC ~ maximum 26.4 VDC)
input by Amplifier.
Input current
130 mA
Operating temperature range
0°C - 40°C {32°F - 104°F}
Dimensions
7.28" (W) x 6.3" (H) x 1.26" (D) (185 mm (W) x 160 mm (H) x 32 mm (D))
Mass
0.72 lbs. (325 g)
Finish
ABS resin white color
Receiver
Radio Standard
XD
Frequency Range
1,920.0 ~ 1,930.0 MHz
Coverage (*1)
20 m (NORMAL) / 30 m (Hi POWER)
(*1): Coverage is the distance to the microphone used for classroom audio.
Audio
General
Signal to noise ratio
85 dB or more (Receiver to Mix/MIC output)
By auto level control function in Microphone
Frequency response
100 Hz to 7 kHz (From Microphone to receiver)
LINE IN
–10 dBV input impedance 10 kΩ or more Unbalanced, stereo (monaural mixing),
φ 3.5 mm (o1/8 inches) stereo mini jack (Tip: Left, Ring: Right, Sleeve: GND)
MIC1/MIC2(Microphone output)
–5 dBV Balanced, Adaptive impedance 10 kΩ or more,
φ 3.5 mm (o1/8 inches) stereo mini jack (Tip: Hot, Ring: Cold, Sleeve: GND)
MIX OUT
0 dBV Balanced, Adaptive impedance 10 kΩ or more,
φ 3.5 mm (o1/8 inches) stereo mini jack (Tip: Hot, Ring: Cold, Sleeve: GND)
AUDIO OUT(MIX OUT)
–10 dBV Unbalanced, Adaptive impedance 10 kΩ or more,
φ 3.5 mm (o1/8 inches) stereo mini jack (Tip, Ring: Hot, Sleeve: GND)
Control terminal
E1 CNT, COM
Output format: open collector, make output
Electrical specifications: control voltage; 30 V, control current; 20 mA
E2 CNT, COM
E2 ACK, GND
Input format: transistor input
Electrical specifications: open voltage; 5 VDC, short-circuit current; 2 mA
PAGE MUTE, GND
LINK BUTTON
ALERT BUTTON
RS-232C
TxD
Compliant with RS-232C, asynchronous, 9600 bps
RxD
SG