Microphones : Microphone Systems (Packages) : CHIAYO Electronics Co., Ltd - SDR-1900 IrDA

Dual Channel UHF 2-Way Sync.Diversity Wireless Microphone System

Model: SDR-1900 IrDA

100 factory preset user-selectable UHF frequencies
Advanced microprocessor control, excellent RF design with improved signal performance for interference free multi-channel operation
Patented IrDA technology for 2-way data transfer between transmitter and receiver(Taiwan patent No. : 94128675)
More than 8 channels can be operated simultaneously within a selected 20MHz bandwidth
Diversity design for high sensitivity, high selectivity, and high image/spurious rejections

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The SDR-1900 IrDA is a UHF dual channel 2-way synchronized diversity wireless microphone system that has advanced microprocessor control, excellent RF design with improved signal performance for interference free multi-channel operation. It has patented IrDA technology for 2-way data transfer between transmitter and receiver.

100 factory preset user-selectable UHF frequencies
Advanced microprocessor control, excellent RF design with improved signal performance for interference free multi-channel operation
Patented IrDA technology for 2-way data transfer between transmitter and receiver(Taiwan patent No. : 94128675)
More than 8 channels can be operated simultaneously within a selected 20MHz bandwidth
Diversity design for high sensitivity, high selectivity, and high image/spurious rejections
7-segment LED display on the receiver shows selected frequency
Antennas can be either rear or front mounted
Anti-interference Pilotone control and RF noise squelch circuitries
RF & AF LED indicators
Unbalanced (6.3mm) x 2 audio outputs,Individual and mixed output design
Standard 1RU plastic chassis
Matching transmitters are SQ-1100 IrDA, SM-1100 IrDA

Microphone Connectivity - Wireless
Microphone Type - Condenser
Polar/Pickup Pattern - Unidirectional

AC Voltage (Maximum): 100 Volts
AC Voltage (Minimum): 240 Volts
Current Draw: 1 Amps
DC Voltage: 12 Volts
Depth: 205 mm
Height: 44 mm
Width: 420 mm
Product Weight: 1.60 kg
Total Harmonic Distortion + Noise (THD+N): 0.50 %
Frequency Range: UHF
Switching Bandwidth: 25 MHz
Switchable Frequencies: 100
Channels: 2
Display Screen: 7-Seg LED display
Oscillation Type: PLL Synthesized
Frequency Stability: ±0.005 %
RECEIVING METHOD: Diversity
Sensitivity: -100 dBm
2-Way synchronization: Yes
Image Rejection: > 85 dB
S/N Ratio: > 110 dB
PEAK DEVIATION: ±40 kHz
ANTENNA SOCKET: TNC type
Audio Outputs: 6.3mm x 2
Squelch: RF/Noise/Pilotone squelch
Chassis: Standard 1-rack (metal)

SM-1100 IrDA - UHF Beltpack Transmitter with LED Display Screen

SM-5100 IrDA - UHF Beltpack Transmitter with Detachable Belt-Clip

SQ-1100 IrDA - UHF Handheld Microphone Transmitter with LED Display Screen

SQ-2100 IrDA - UHF Handheld Transmitter with Detachable Microphone Capsule Design

SQ-5100 IrDA - UHF Handheld Transmitter with 100 Switchable Frequencies

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