Sony DWTB01/E3040 Product Manual (DWT-B01 Ops Man) - Page 28

microphone cable, moving the microphone connection away from the antenna, or lowering the transmission power. To prevent electromagnetic interference from portable communication devices The use of portable telephones and other communication devices near the DWT-B01 may result in malfunction and interference with audio signals. It is recommended that portable communication devices near the DWT-B01 be turned off. Specifications Transmitting section Oscillator type Crystal-controlled PLL synthesizer RF power output 1 mW/10 mW/50 mW (e.r.p) selectable Antenna type λ/4 flexible wire Occupied RF bandwidth 192 kHz or less Audio delay 1.5 ms Allowable deviation of transmission frequency ±6.5 ppm Type of emission G1E or G1D Modulation method π/4 Shift QPSK Audio section Maximum input level MIC: -22 dBu (with 0 dB attenuator) LINE: +24 dBu Audio attenuator adjustment range (pad) 0 to 48 dB (3dB steps, MIC input mode only) Microphone input connector Sony 4-pin (SMC9-4S) (female) Input impedance 4.7 kohms or more Frequency response 20 Hz to 22,000 Hz T.H.D 0.03% or less Dynamic range 106 dB or more 0 dBu = 0.775 V 28 Specifications