HCF-3KW TV Transmitter

FEATURES
Combined amplification design,ready for digital
Dual exiter(import exciter or domestic exciter)
Configuration with automatic switchover
Power amplifiers use high-power LDMOS produced by PHILIPS(or MOTOROLA)
Use import high performance switching power supplies.
Large screen chinese liquid crystal display.it can be controlled by computer
Perfect protecion circuits for over-current,over-voltage,
Over-power,over-VSWR,over-heat etc
Air-cooling system

FEATURES

Combined amplification design,ready for digital

Dual exiter(import exciter or domestic exciter)

Configuration with automatic switchover

Power amplifiers use high-power LDMOS produced by PHILIPS(or MOTOROLA)

Use import high performance switching power supplies.

Large screen chinese liquid crystal display.it can be controlled by computer

Perfect protecion circuits for over-current,over-voltage,

Over-power,over-VSWR,over-heat etc

Air-cooling system

3KW SOLID STATE TV TRANSMITTER

SPECIFICATIONS

RF Specifications Frequency Range:

Any appointed TV channel Output power:1KW.3KW.5KW.10KW

Modulation index:87.5%

Vision/sound Power RATIO:10:1

Vision output power stability:±0.25dB

In-band inter-modulation:≤-52 dB

VISION SPECIFICATONS

Video input impedance:75Ω

Video input level:1.0V_p-p

Vision carrier frequency stability: ±200Hz/month

Group delay-frequency response: ±50n_s

Luminance nou-linearity distortion:<10%

Differential gain(DG): ±5%

Differential phase(DP): ±4⁰

C/L gain difference: ≤10%

C/L delay difference: ±30n_s

Signal to random noise ratio S/N:≥52 dB

SOUND SPECIFICATIONS

Audio input:0dBm±6 dBm

Input impedance:600Ω balanced/10kΩ selectable

Maximum frequency deviation: ±50KHz

Pre-emphasis:50us

FM S/N ratio: ≥62dB

Harmonic distoriton:1%(30Hz-15KHz)

AMPLITUDE/FREQUENCY RESPONSEF

1	-4.43	-1.25	-0.75	-0.5	0	+1.5	+3	+4.5	+6	+6.5
Capacity	-30/-	-20/-	+0.5/-4	+0.5/-1.5	+0.5/-0.5	0	+0.5/-1	+0.5/-1	+0.5/-4	-20/-

SERVICE CONDITONS:

A mbient temperature range:5-40℃

Relative temperature:<95% non condensing

Mains power supply:phase 220V (or 380V) ±20% 50Hz±1Hz

Cooling mode:air cooling

Related "Solid TV Transmitters" products: HCF-1KW TV Transmitter; HCF-300/500W TV Transmitter; HCF-5KW TV Transmitter; HCF-10KW TV Transmitter