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VT15/OM Rev-A 

 

2

1.3  

Specifications 

 

RF Characteristics 

Frequency Range (Specify): 

UHF 

340.00 - 399.90 MHz   

100 kHz Channels 

(Other Ranges Available) 

L-Band 

1710.00 – 1850.00 MHz  

250 kHz Channels 

 

S-Band 

2450.00 - 2483.50 MHz  

250 kHz Channels 

 

C-Band 

4400.00 – 4999.75 MHz  

250 kHz Channels 

Frequency Selection (Specify): 

Fixed or Channelized, Full Band, Slide Switch Selectable 

Frequency Stability: 

±0.002% Over -20°C to +50°C 

Output Power (Specify): 

250 mW, 500 mW, 1 W, 2 W, or Dual Power (Any 2 Levels,  

 

Slide Switch Selectable) 

Output Impedance: 

50 

 Nominal, VSWR 1.5:1 Maximum 

Output Protection: 

UHF 

None – 20:1 VSWR Indefinitely 

 

L/S/C 

Internal Isolator - Open/Short Indefinitely 

Spurious Output: 

-13 dBm Maximum 

 

Video Characteristics 

Modulation Type: 

Analog FM 

Modulation Sense: 

Standard (Positive) or Inverted (Negative), Slide Switch Selectable 

Frequency Response (Specify): 

10 Hz to 3.5 MHz (Monochrome), 4.5 MHz (NTSC), or 5.5 MHz 
(PAL), ±1.5 dB 

Pre-Emphasis (Specify): 

525-Line (NTSC), 625-Line (PAL), or None 

Modulation Sensitivity: 

±4 MHz / 1 Vpk-pk @ Crossover Frequency 

Input Impedance: 

75 

 Nominal, Unbalanced, Shunted by 30 pF Maximum 

Distortion: 2% 

Maximum 

Incidental FM: 

10 kHz Maximum 

 

Audio Characteristics – 250 mW Only 

Subcarriers (Specify): 

None, One Line/Mic Selectable, or Two Line-Only 

Subcarrier Frequency (Specify): 

4.83, 5.8, 6.0, 6.2, 6.5, 6.8, 7.2, 7.5, 8.3, 8.5, or 8.59 MHz, or Custom 

Subcarrier Separation (Two): 

700 kHz Minimum 

Frequency Stability: 

±0.5% Over -20°C to +50°C 

Subcarrier Insertion Level: 

-26 dBc Nominal 

Modulation Type: 

Analog FM, Positive Sense 

Frequency Response: 

20 Hz to 10 kHz, ±1.5 dB 

Pre-Emphasis (Specify): 

75 µsec (NTSC) or 50 µsec (PAL) 

Modulation Sensitivity: 

100 kHz pk-pk @ 1 kHz rate, Mic (-70 to -20 dBm) or Line (-10 dBV) 

Input Impedance: 

4.7 k

 Minimum, Unbalanced 

Input Level: 

Line/Mic Selectable (One Sub) or -10 dBV Line (Two Subs) 

Mic Supply Output (Specify): 

1.5 Vdc, 3.3 Vdc, or 5.0 Vdc 

Содержание VT15 Series

Страница 1: ...Rev A Operation Manual VT15 Series UHF L S C Band Video Audio Transmitters Designed and Manufactured By 2465 Old Hwy 40W Ste A Verdi NV 89439 Distributed By 107 Woodbine Down Blvd Units 7 8 Toronto ON...

Страница 2: ...uctions 7 4 1 Use and Function of Connectors 7 4 2 Use and Function of Switches 8 4 2 1 Frequency Selection Switches 8 4 2 2 Dual Power Switch 8 4 2 3 Video Inversion Switch 9 4 2 4 Audio On Off Switc...

Страница 3: ...designed for harsh environments and feature robust packaging and connectors Compact package sizes provide versatility in unit placement and system applications AMP Transmitters require no tuning or a...

Страница 4: ...quency Response Specify 10 Hz to 3 5 MHz Monochrome 4 5 MHz NTSC or 5 5 MHz PAL 1 5 dB Pre Emphasis Specify 525 Line NTSC 625 Line PAL or None Modulation Sensitivity 4 MHz 1 Vpk pk Crossover Frequency...

Страница 5: ...500 mW 1 W 2 W On Off Control Open Off Ground On Mechanical Material CNC Machined T6061 T6 Nickel Plated Aluminum Dimensions 1 25 W x 3 50 L x 0 35 H Weight 1 5 oz Maximum Connectors RF Output SMA Fe...

Страница 6: ...VT15 OM Rev A 4 1 4 Mechanical Drawing and Connector Pin Outs...

Страница 7: ...etc should be avoided Temperatures exceeding 75 C may cause permanent damage to the equipment When not used for extended periods of time external connections including power cable video cable and ante...

Страница 8: ...Watts 1 Watt 2 Watts Antenna Minimum Minimum Minimum Minimum Gain EIRP Distance EIRP Distance EIRP Distance EIRP Distance dBi Watts Meters Watts Meters Watts Meters Watts Meters 0 0 25 0 20 0 50 0 20...

Страница 9: ...he transmitter connect DC power supply to DC Power Cable red positive DC input black negative DC input ground Do not connect DC Power Cable to transmitter until all other connections are complete Conn...

Страница 10: ...n the individual switches as shown in the applicable Frequency Selection Chart included with product shipment and available as a download on the applicable Video Product Page of our website www advmw...

Страница 11: ...io subcarrier or two Line Only subcarriers An Audio On Off slide switch accessible through the chassis lid is provided only when two Line Only subcarriers are specified and enables disables both subca...

Страница 12: ...an extended period all external cabling including the antenna should be removed and the unit should be stored in a container and placed in a clean dry environment 5 0 MAINTENANCE INSTRUCTIONS 5 1 Clea...

Страница 13: ...paration for Reshipment If the transmitter and or any other purchased item s are to be shipped to another location or returned for repair or realignment use the original packaging or a sturdy box with...

Страница 14: ...ping damage Limitation of Warranty The above warranty does not apply to defects of or resulting from the following 1 End items included as part of a system but not designed by AMP are subject only to...

Страница 15: ...at 1300 MHz and is 1300 150 W m2 For VT50 UHF transmitters the operating frequency range is 340 400 MHz resulting in a MPE of 2 27 W m2 the lowest MPE in the 340 400 MHz range occurs at 340 MHz and i...

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