Description:
The VT30 Series transmitters are designed to withstand harsh environments and are ideal for law enforcement, surveillance, military, and other applications requiring high quality video transmission in a compact, rugged package.
Features:
- Rugged, reliable, efficient
- Ideal for covert operations
- Dual power modes
- Video inversion
- Full frequency band channelization
- Up to 2 Watts RF output power
Tech:
- Dimensions: 2.5 x 3.5 x 0.38 inches
- Weight: 2.8 ounces
RF Characteristics
- Frequency range (specify):
-- UHF: 340 — 399.9MHz (steps - 100kHz)
-- Lower L-Band: 1435 - 1535MHz (steps — 1MHz BCD, 250kHz other)
-- Upper L-Band: 1700 — 1850MHz (steps — 1MHz BCD, 250kHz other)
-- S-Band: 2200 — 2399MHz (steps — 1MHz BCD, 250kHz other)
-- ISM S-Band: 2400 — 2499.75MHz (steps — 250kHz)
-- C-Band: 4400 — 4999MHz (steps — 1MHz BCD, 250kHz other)
-- Public Safety C-Band: 4940 - 4990MHz (steps — 1MHz BCD, 250kHz other)
- Frequency selection (specify): fixed or channelized (full-band — BCD rotary switches, RS232 remote control, or programmable binary switch)
- Frequency stability: ±4 ppm Over -20ºC to +60ºC
- Output power (specify): 1W, 2W, or dual power (any 2 levels)
- Output impedance: 50Ù nominal, VSWR 1.5:1 maximum
- Output protection:
-- UHF — none; 20:1 VSWR Indefinitely
-- L/S/C — internal isolator; open/short indefinitely
- Spurious output: -13dBm maximum
Video Characteristics
- Modulation type: analog FM
- Modulation sense: standard (positive) or inverted (negative)
- Frequency response (specify): 10Hz to 3.5MHz (monochrome), 4.2MHz (NTSC), or 5.0MHz (PAL), ±1.5dB
- Pre-emphasis: 525-line (NTSC)
- Modulation sensitivity: ±4MHz / 1Vpk-pk @ crossover frequency
- Input impedance: 75Ù nominal, unbalanced, shunted by 30pF maximum
- Distortion: 2% maximum
- Incidental FM: 10kHz RMS maximum
Audio / Data Subcarrier Characteristics
- Subcarriers (specify): none, one, or two
- Subcarrier type (specify): audio or data
- Subcarrier frequency (specify): 4.83, 5.8, 6.0, 6.2, 6.5, 6.8, 7.2, 7.5, 8.3, 8.5, or 8.59MHz or custom
- Subcarrier separation (two): 1MHz minimum
- Frequency stability: ±0.5% over -20ºC to +60ºC
- Subcarrier insertion level: -26dBc nominal (audio) or -22dBc nominal (data)
- Subcarrier on/off control: slide switch selectable
- Modulation type: analog FM, positive sense
- Frequency response: 100Hz to 10kHz ±1.5dB (audio) or none (data)
- Pre-emphasis: 75 µsec NTSC
- Modulation sensitivity: 100kHz pk-pk @ 1kHz rate (audio) or 150kHz pk-pk (data)
- Input level: -55dBV mic or -10dBV line (audio) or RS232 (data)
- Input impedance: 4.7 kÙ minimum unbalanced (audio) or 10 kÙ to Gnd (data)
- Mic DC supply (audio input/s): 2.0VDC thru 4.7 kÙ pull-up
Power Requirements
- Input voltage: +9 to +16VDC, reverse polarity protected
- Current draw (maximum):
-- UHF/L/S-Band: 600m for 1W, 800mA for 2W
-- C-Band: 650mA for 1W, 850mA for 2W
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