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Pico Macom Broadband - A860 - Macom Series Agile Modulator - Pico Macom Products - Macom Professional Series - CableNet Connectivity - Active Distribution Components - Connectivity and Drop Components - Headend and Electronics - Fiber Optic - Passive Distribution Components - Installation Tools and Instrumentation
It’s the heart and soul of your operation. Day in, day out delivering quality video, audio and data to your customers. There’s no bigger investment in your system than your headend electronics. Now think about what goes into a great headend: high-quality electronic equipment with state of the art design and engineering, equipment that you’re proud to see on the headend rack. Sleek and stylish on the outside. Powerful and reliable on the inside. Versatile and practical all around. Agile to meet your changing needs and able to reach your bandwidth requirements with capacity to grow. Specs to make you smile and performance to make your customers sit up and notice. Well, how about that: We’ve just described the Macom Professional Series headend products.
Macom Professional Series
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A860 : Macom Series Agile Modulator
Features
- Re-broadcast quality performance specifications match those of fixed channel modulators
- Integrated BTSC Stereo (optional)
- 60dBmV minimum output for optimum carrier-to-noise performance
- Precision SAW filter for superior adjacent channel performance enables drop-in channel expansion
- State-of-the-art digital phase-locked loop (PLL) design guarantees precise frequency locking for solid drift-free operation
- Superior design including automatic band-splitting filters for excellent carrier-to-noise ratio (>65dB)
- Bright LED bar graph provides simple modulation set-up
- Microprocessor tuning control provides digital display with push-button channel selection for ease of installation, configuration and servicing
- Rear panel interfaces accept baseband video and three audio formats to provide maximum installation flexibility
- Composite and separate audio and video IF loops allow compatibility with encoders, ghost cancellers and video override applications
- MPX stereo loop provides encoded stereo input and compatibility with Emergency Alert equipment
- IRC and HRC input and output offset available for frequency setting in systems using offset channels
Specifications
| RF Output | |
|---|---|
| Frequency Range | 54-860MHz |
| Channels | CATV 2-135 / UHF 14-69 |
| Level | 60dBmV min |
| Level Adjustment | 20dB |
| Impedance | 75Ω |
| Frequency Stability | ±3 kHz |
| Audio/Video Ratio | -10 to -20dB Adjustable |
| Output Return Loss | -18dB |
| In Band Spurious | -62dB |
| Out of Band Spurious | -65dB |
| VSB Response | -60dB min |
| C/N (In-Band) | >62dBc |
| C/N (Out-of-Band) | >65dBc |
| IF Output | |
| Video Level | 38dBmV |
| Video Carrier Frequency | 45.75MHz |
| Audio Carrier Frequency | 41.25MHz |
| Audio Level | 22dBmV |
| Composite Level | 35dBmV |
| Video Stability | ±3 kHz |
| Audio Stability | ±2 kHz |
| Impedance | 75Ω |
| 4.5MHz Input | |
| Level | 37dBmV |
| Impedance | 75Ω |
| Video Input | |
| Level | .7–1.0 V p-p |
| Frequency Response | ±1.0dB max |
| Impedance | 75Ω |
| Differential Gain | < 2% typ |
| Differential Phase | < 1° typ |
| Chrom / Lumin Delay | ±8 ns |
| Hum and Noise | -60dB |
| Audio Input | |
| Level – Mono | 0.5 V p-p – 1 V p-p |
| Level – Left Audio | 0.5 V p-p – 1 V p-p |
| Level – Right Audio | 0.5 V p-p – 1 V p-p |
| Frequency Response | ±1.5dB max |
| Impedance | 600Ω |
| Preemphasis | 75 μs Switchable |
| MPX/BTSC Stereo | |
| Level | 2.2 V p-p |
| Impedance | 500Ω |
| Frequency | |
| Response | 1dB, 50 Hz – 14 kHz |
| Total Harmonic Distortion | < 0.3% |
| S/N | 75dB |
| Separation | 35dB, 50 Hz – 12 kHz |
| General | |
| Power Input | 90-260 VAC, 28 W |
| Operating Temp. | -10°C to 50°C |
| Dimensions | 19˝(L) x 12˝(D) x 1.75˝(H) |
| Weight | 7.8 lbs. |
| Connectors | RF & Video “F” type |
| Audio | 600Ω Terminal Strip |
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