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Dual CT 1740



Specifications
(German Industrial Standard DIN 45 500 for Hi Fi  stereo home studio equipment)
WaveBand
FM Band : 87,5 - 104 MHz
AM Band : 513 -1602 kHz
Sensitivity
FM Mono (75 Ω, S/N ratio 26 dB) : 0,6 µV
FM Stereo(75 Ω, S/N ratio 26 dB) : 1,8 µV
FM Stereo (75 Ω, S/N ratio 46 dB) : 18 µV
AM (according to DIN 45 300, S/N ratio 6 dB) : 15 µV
Automatic Mono/Stereo Switchover Adjusting Range:  10 - 280 µV
Mutin Control (can be switched off, variable range):  10 - 230 µV
Limiter Operating Point -3 dB:  0,5 µV
Signal-to-Noise Ratio (weighted)
Mono (related to 1 kHz /40 kHz deviation) : 63 dB
Stereo (related to 1 kHz/46 kHz deviation) : 63 dB
Signal-to-Noise ratio (unweighted)
Mono (related to 1 kHz/40 kHz deviation):  60 dB
Stero (related to 1 kHz/46 kHz deviation):  60 dB
Pilot-tone-attenuation (measured via low-pass filter):  65 dB
Harmonic Distortion
Mono (measured 1 kHz/4 kHz deviation) : 0,3%
Stereo (measured 1 kHz/4 kHz deviation) : 0,3%
Channel Separation (at 1,000 Hz):  40 dB
Af Frequency Response (for 50 µs preemphasis -1,5 dB):  20 hz - 15 kHz
IF Bandwidth -3 db:  140 kHz
Selectivity:  85 dB
Image Rejection (Fe + 2 ZF):  75 dB
Spurious Signal Rejection (Fe + ZF₂):  100dB
Antenne
FM : 60/75 and 240/300 ohm impedance
AM : High impedance (inductive)
Dimensions (W x H x D):  40 x 150 x 365 mm
Weight:  7,8 kg

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