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Modulation Module Platform
Specifications:Module 1: BTCJM-M fixed channel modulationRadio frequency (RF) features:1) Output channel range: CH1-CH57; Z1-Z422) Frequency accuracy: ≤±5kHz3) Output level: max. 110dBµV, regulation range, 0-20dB4) Spurious output suppression: >60dB5) RF output return loss: ≥12dB6) Audio / image power ratio: 10-20dB consecutive tunableVideo frequency (VIDEO) features:1) Input level: 1.0Vp-P (corresponding to 87.5% percentage modulation)2) Input type: positive polarity compound image signal3) Input impedance: 75Ω4) Differential gain: ≤5%5) Differential phase: ≤5%6) 2T impulse K coefficient: ≤4%7) VIDEO frequency response: ±1dB8) Percentage modulation range: 0-95% consecutive adjustable9) Video SNR: ≥55dB10) Chroma / brightness time delay difference: ≤45ns11) Video clamp ability: ≥26dBAudio frequency (audio) features:1) Audio input level: ≥0.5Vp-p (±50kHz frequency deviation)2) Input impedance: 10kΩ3) Audio pre-emphasis: 50µs4) Harmonic distortion: 0.5%5) Audio response: ±1dB6) Audio sub-carrier frequency precision: 6.5MHz±1kHz7) Audio SNR: ≥60dBGeneral features:1) Input voltage: 12V DC2) Current: 650mA (+12V input)3) Ambient temperature: 0 - 50°C4) Input and output connector:a) IF and RF adopt British measurement F typeb) Audio and video input adopt BNC connectorModule 2: BTCJM-PD power1) Input DC voltage:110V2) Voltage output: 12V/2.5A; 24V/0.8A (50W); 12V/6.3A; 24V/1A (100W)3) Voltage precision: ±1% (main way); ±4% (assistant way)4) Output ripple: 1% (reference to voltage output value)5) Working current: 0.6A (50W), 1.1A (100W)6) Connectors for power input from WAGO electronics, the type is as follows:769-633/004-000 (socket), 769-103 (plug), 769-428 (fittings), 769-411 (fittings)Module 3: BTCJM-PA AC power1) Input AC voltage range: 220V (160V~260V)2) DC output: 12V (5A); 24V (0.8A)3) Output voltage precision: ±1% (main way); ±4% (assistant way)4) Power output: 80W5) Efficiency: typical 80%6) Output ripple: 1% (reference to voltage output value)7) Working current: 1 A8) Fuse: 1.6A (delayed)9) Ambient temperature: 0 - 50°CModule 4: BTCJM-A1 RF amplification1) Input DC voltage: 24V; 12V2) Current: 0.5A3) One RF input, two main output, two assistant output4) Output RF consecutive adjustable (0 ~ 20dB)5) Frequency band: 47 - 862MHz6) Gain (RF output 1 and 2): ≥15dB7) Frequency response: ±0.75dB8) RF input impedance: 75W9) Composite triple beat (CTB): 68dB10) Composite second beat (CSO): 65dB11) RF input reflection loss: 14dB12) Cross modulation: 68dB13) Power consumption: 12W14) Retention temperature: -25 ~ 55°C15) Working ambient temperature: 0 ~ 40°CModule 5: BTCJM-A2 switch RF amplification1) Input DC voltage: 24V; 12V2) One RF input, two main output, two assistant output3) Output RF consecutive adjustable (0 ~ 20dB)4) Frequency band: 47 - 862MHz5) Gain (RF output 1 and 2): ≥12dB6) Frequency response: ±0.75dB7) RF input impedance: 75W8) Composite triple beat (CTB): 68dB9) Composite second beat (CSO): 65dB10) RF input reflection loss: 14dB11) Cross modulation: 68dB12) Power consumption: 12W13) Retention temperature: -25 ~ 55°C14) Working ambient temperature: 0 ~ 40°C
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