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VHF/UHF Agile Modulator
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This unit is a VHF/UHF agile modulator, where the RF output ranges from 45 to 860 MHz.The RF output is available in 12 worldwide TV/cable channel systems, where the user can select the appropriate system for their country.
A low pass filter is installed for each of the six output frequency bands in order to avoid inter-channel interference.
Front panel push buttons allow for channel selection, output level adjustment and output system selection. |
| Unit Dimensions: |
15.0 x 7.0 x 3.0 cm |
Shipping Weight: |
0.70 kg
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| Location: |
NSW, Australia |
Item Type: |
Other Products |
| Condition: |
New |
Warranty : |
12 Months |
| Certificates : |
CE |
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Features:
- RF output ranges from 45 to 860 MHz, covering both VHF and UHF band.
- Low pass filter is installed for each of the six output frequency band to filter out high-order harmonic oscillations thereby avoid inter-channel interference.
- A) 45~70MHz B) 71~115 MHz C) 116~196MHz D) 197~340MHz E) 341~609MHz F) 469~885MHz.
- RF output available in 12 worldwide TV/Cable channel systems. Customer can easily choose one that is most suitable to this application. The 12 systems are NTSC M Air/Cable, PAL B/G Air/Cable, PAL A/I Air/Cable, PAL D/K Air/Cable, PAL B/H Air Australia, PAL B/H Air NZ, and SECAM L/L'.
- Output level is adjustable between 90 and 113 dBuV.
- Aural/visual Carrier Ratio adjustable between -11 dB and -18dB(option).
- Visual Modulation Depth adjustable between 75 % +/- 10%.
- Last channel memory.
- Microprocessor controlled tuning.
- Digital crystal PLL modulation.
- Easy push button channel up/down control.
- Spurious output: -60dB(@ sound-carrier 18 dB below picture-carrier)
- Modulation type: Double side band modulation.
Specifications:
RF
- Output frequency range: 45~863 MHz.
- Output channels: VHF: 45~460 MHz, UHF: 469~863 MHz, CATV: 45~863 MHz.
- Channel Select: Phase lock loop.
- Output level: 50dBmV typ.
- Output Impendence: 75ohm.
- Frequency accuracy/stability: +/- 5KHz. @ 0~50 degrees.
- Aural intercarriers stability: +/- 5KHz @ 0~50 degrees.
- Aural/Visual carrier ratio: -16dB +/- 2 dB.
Video
- Input level: 1Vp-p.
- Input impendence: 75 ohm.
- S/N ratio: 52 dB. TYP.
- Frequency response: +/- 1 dB.
- Modulation depth: 75% +/- 10%.
- Differential gain: <=5%.
- Differential phase: <=5%.
Audio
- Input level: 500m Vp-p.
- Input impendence: >10K.
- S/N Ratio: 47dB. TYP.
- THD: 1.0%. MAX.
- Frequency Response: +/- 1dB.
Size
- 146(L) x 76(W) x 28(H) mm
Weight
Power Requirement
- DC 7.5V 500mA Center positive.
Power Supplies:
- 110 Volt Model : 120VAC to 7.5V DC 500mA Power Supply (Center Positive)
OR
- 240 Volt Model : 240VAC to 7.5V DC 500mA Power Supply (Center Positive)
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Connects From : |
Connects To : |
- Composite - RCA / AV (TV)
- Composite - BNC (TV)
- RF - F Connector (TV)
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- Composite - RCA / AV (TV)
- Composite - BNC (TV)
- RF - F Connector (TV)
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- 1 x VHF/UHF Agile Modulator
- 1 x Composite - RCA Cable (Male to Male)
- 1 x Line Jack to Stereo AV Cable
- 1 x 240VAC to 7.5V DC 500mA Power Supply (Center Positive)
OR
- 1 x 120VAC to 7.5V DC 500mA Power Supply (Center Positive)
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