Stegos – Technical Specifications
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9. Components
Stegos TB Wireless condenser boundary microphone, semi-cardioid,
black, 128bit encryption, integrated antennae,
rechargeable battery pack and operating/status indicators,
with mains charger adapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Order # 721.360
Stegos RS Digital diversity receiver, 4 channels, 19" metal housing,
1 U, 128bit digital encryption, RS 232, USB port,
with Stegos software and 2 x CA 2411 angled rod antennae. . . . . . . . Order # 721.379
10. Technical specifications
General
Frequency range . . . . . . . . . . . . . . . . . . . 2400 – 2483.5 MHz (ISM Band)
Bandwidth . . . . . . . . . . . . . . . . . . . . . . . 22MHz
Modulation. . . . . . . . . . . . . . . . . . . . . . . Direct Sequence Spread Spectrum DSSS
Transmission protocol . . . . . . . . . . . . . . . Digital signal processing acc. to own standard,
128 bit encryption
Max. number of audio channels . . . . . . . 4 usable channels per system
Signal-to-noise ratio . . . . . . . . . . . . . . . . 80 dB (digital transmission network)
Transmitter power. . . . . . . . . . . . . . . . . . max. 20 dBm
Range between TB and RS . . . . . . . . . . . > 100 m (328 ft) at line of sight
Approval. . . . . . . . . . . . . . . . . . . . . . . . . world-wide
Stegos TB boundary microphone
Transducer type . . . . . . . . . . . . . . . . . . . Condenser (back electret)
Operating principle . . . . . . . . . . . . . . . . . Pressure gradient
Polar pattern. . . . . . . . . . . . . . . . . . . . . . Semi-cardioid
Frequency response . . . . . . . . . . . . . . . . 20 Hz – 12 kHz
Dynamic range . . . . . . . . . . . . . . . . . . . . 68 dB (A-weighted)
Open circuit voltage . . . . . . . . . . . . . . . . 300 mV/Pa
Max. SPL at 1 kHz. . . . . . . . . . . . . . . . . . 100 dB SPL
RFI proof. . . . . . . . . . . . . . . . . . . . . . . . . Scudio™ technology
Power consumption . . . . . . . . . . . . . . . . approx. 100 mA (microphone open)
Power supply . . . . . . . . . . . . . . . . . . . . . 4.8 VDC via integrated NiMH rechargeable batteries
(4 cells, each with 2100 mAh)
Operating time . . . . . . . . . . . . . . . . . . . . 14 hours at least;
DC powered permanent operation possible with
CA 2458 mains charger adapter
Charging time with power
supply unit (15 VDC, 1.6 A) . . . . . . . . . . max. 2 hours
Temperature range
(at < 90% humidity) . . . . . . . . . . . . . . . . +10 °C – +40 °C (+50 °F – +104 °F)
Storage temperature
(at < 90% humidity) . . . . . . . . . . . . . . . . -20 °C – +55 °C (-4 °F – +133 °F)
Dimensions (L x W x H) . . . . . . . . . . . . . . approx. 138 x 76 x 38 mm (5.4 x 3 x 1.5 in)
Weight . . . . . . . . . . . . . . . . . . . . . . . . . . approx. 410 g (0.9 lbs)