Gdm-016 analog modulator
GM55
Superior vestigial sideband filtering for Adjacent channel systems.
Full +55 dBmV output.
Low spurious harmonic output.
Highly accurate crystal controlled oscillator for low,middle,high band.
Agile PLL oscillator by dip switch for super band.
Professional picture quality.
Available in channels 2 thru 36.
Front panel -30 dB test point.
Rear panel AC convenience outlet.
International models available on special order
Full +55 dBmV output.
Low spurious harmonic output.
Highly accurate crystal controlled oscillator for low,middle,high band.
Agile PLL oscillator by dip switch for super band.
Professional picture quality.
Available in channels 2 thru 36.
Front panel -30 dB test point.
Rear panel AC convenience outlet.
International models available on special order
Consultation hotline：0755-27091915
Online ServiceParameter
| Place of Origin: Guangdong,China | |||
| Model Number: GDM-016-2(GM55) | |||
| RF | VIDEO | ||
| Channels : | T8~T11, 2~36, A-I and J-W,FCC, Docket 21006 offsets , Factory Set, HRC & IRC offsets available | Input level : | 5 V p-p minimum for 87.5% modulation |
| Output Level : | 45 to 58 dBmV, continuously adjustable from front panel | Input Type : | Composite video negative sync |
| Output Impedance : | 75 ohm | Visual C/N : | 60dB @4 MHz BW |
| Audio/Video Ratio : | a. Channels below 216MHz(CH.13): Adjustable -7 to -18 dB continuously. | Freuqency Response : | ±1.5dB (30Hz to 4MHz) |
| b. Super Band: Adjustable-12 to-18dB in 2dB step | Hum and Noise : | -60 dB @87.5% modulation | |
| Frequency Stability : | ±10KHz(5KHz in aeronautical band) (Conforms to FCC Docket 21006) | ||
| Spurious Output : | 60dB below video carrier | ||
| AUDIO | GENERAL | ||
| Baseband Input Impedance : | 600 ohm unbalanced | Power Input : | 108 to 125VAC, 60Hz, 20W |
| Baseband Input Level : | 0.5V p-p for25KHz deviation | Operating Temperature : | -10°C to 50°C |
| Pre-Emphasis : | 75 micro seconds | Dimensions : | 19"L x 21/4"D x 13/4"H |
| Flatness : | 1.5dB(50Hz to 15KHz) | Weight : | 4.3 lbs. |
| Video/Audio Separation : | 4.5 MHZ | Connectors : | "F" type. |
