AKG Acoustics SR 40 Modo De Empleo página 18

5 Troubleshooting
Problem
Noise, crackling, unwanted
signals.
Distortion.
Momentary loss of sound
("dropouts") at some locations
within performance area.
6 Specifications
Carrier frequency range
Modulation
Audio bandwidth
Frequency stability (-10°C to +50°C)
T.H.D. at 1 kHz
Compander
Signal/noise ratio
Current consumption
Power requirement
Input sensitivity
Squelch threshold
Audio outputs
Size (WxDxH)
Net weight
This product complies with the following standards: EN60065:1998, EN301 489-9 v.1.1.1
(09-2000), and EN300 422-2 v.1.1.1 (07-2000).
16
Possible Cause
1. Antenna location.
2. Interference from other
wireless systems, TV, radio,
CB radios, or defective
electrical appliances or
installations.
1. (Bodypack transmitter
only:) GAIN control is set
too high or too low.
2. Interference from other
wireless systems, TV, radio,
CB radios, or defective
electrical appliances or
installations.
1. Antenna location.
710 to 865 MHz
FM
40 to 20,000 Hz
±15 kHz
0.8% typ.
integrated
103 dB(A) typ.
95 ±15 mA
12 to 16 V DC
-95 dBm typ.
-70 to -98 dBm
XLR bal. and unbal. 1/4" jack: adjustable from mic to line
level: 2 Vrms max.
235 x 142 x 43 mm (9.3 x 5.6 x 1.7 in.)
470 g (16.6 oz.)
Remedy
1. Relocate receiver.
2. Switch off interference
sources or defective appli-
ances or use a WMS 40
tuned to a different fre-
quency; have electrical
installation checked.
1. Turn GAIN control down or
up just enough to stop the
distortion.
2. Switch off interference
sources or defective appli-
ances or use a WMS 40
tuned to a different fre-
quency; have electrical
installation checked.
1. Relocate receiver. If dead
spots persist, mark and
avoid them.