Wireless Transmitter

Specifications RF Specifications Frequency Band : VHF TV standard: Per Request Color System: PAL, NTSC, SECAM Modulation index : 87. 5% Output power : rated output power Vision output power stability : t 0. 25dB Sound/Vision carrier frequency difference : 6. 5 土 0, 001 MHz Vision / Sound Power...

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Product Details

Specifications

RF Specifications

Frequency Band : VHF

TV standard: Per Request

Color System: PAL, NTSC, SECAM

Modulation index : 87. 5%

Output power : rated output power

Vision output power stability : t 0. 25dB

Sound/Vision carrier frequency difference : 6. 5 土 0, 001 MHz

Vision / Sound Power Ratio : 10 : 1

In-band inter-modulation : -52 dB

Non-required radiation in adjacent channel : -45dB

Non-required radiation out of adjacent channel : -60dB, 1 mw (VHF) or ≤20mw (UHF)

RF Output impedance : 50 Q

Frequency carrier stability (3 months) : ± 200Hz (VHF)/± 400Hz (UHF)


Video Specifications

Video input level:1.0Vp-p

Video input Impedance:75Ω

Video input reflected loss:≥34dB

Amplitude/Frequency response:see table 1

Group delay-frequency response:0-6MHz,±30ns

Differential gain (DG):±5%

Differential phase (DP):±4°

Field time bar tilt K50:≤2%

Line time bar tilt Kb:≤2%

2T Kp:≤2%

2T Pulse Amplitude Kpb:≤2%

Luminance non-linearity distortion:≤5%

C/L gain difference:≤10%

C/L delay difference:±30ns

Signal to random noise ratio S/N (RMS,un-weighted):≥51dB

Signal to periodic noise ratio S/N (RMS,peak-peak):≥51dB

Inner-carrier spurious phase modulation(ICPM):±4%

Blanking level stability:±2.5%


Audio Specifications

Input Level : Od Bm t 6d Bm, 600 Q balanced

Type of emission : FM

Mod. ulati6n capability : > ± 100KHz frequency deviation

Frequency carrier stability (3 months) : ± 200Hz (VHF)/± 400Hz (UHF)

Pre-emphasis : 50 μs

Maximum frequency deviation : ± 50KHz

Harmonic distortion (100% modulation) :≤ 1%( 30Hz-15KHz)

Amplitude-frequency response (50% modulation) :±1dB (30Hz-15KHz, Pre-emph-asis:50 μs)

FM 5/N ratio : ≥60dB (1000Hz, 100% modulation)

AM noise (no modulation) : ≤-50dB

Inner-Carrier noise (100% modulation) : ≤-45dB

Output load reflected loss

Operating : ≥32dB

Setup : ≥20dB

Service conditions

Ambient temperature range : 5-40 ° C

Relative humidity : < 95%, non-condensing

Atmosphere pressure : 86-106Kpa

AC Mains Supply:380V (+15% /-20%), 50Hz t 1Hz or per request

Cooling mode:air cooling


Table 1

f

(MHz)

-4.43

-1.25

-0.75

-0.5

0

+1.5

+3

+4.5

+6

+6.5

>6.5

Up

(dB)

-30

+0.5

+0.5

+0.5

+0.5

0

+0.5

+0.5

+0.5

-20

-20

Down

(dB)

-

-

-4

-1.5

-0.5

0

-1

-1

-4

-

-


About us

Anshan General Broadcast & TV Equipment Co., Ltd.(AGBE) is a professional manufacturer and exporter in China specilized in digital tv transmitter, analog tv transmitter,fm transmitter. for more than 20 years, with our own R&D department in which there are many engineers who are in radio broadcast & TV transmitting equipment field for over 10 years, OEM and ODM orders with customers, designs and specification are always welcome. Our company, including own sales department, R&D department, injection, SMT, assembling and QC department etc, will do our best service for you!


Factory Profile

Production center is located in Anshan, Liaoning and adjacent to Dalian, Yingkou. Production center covers an area of 6,000 square meters. We specialize in design, development, manufacture, marketing and after-sales services of different transmitter products.

R&D Team

Our R&D team covering full processes from appearance designing, 3D designing, configuration, electronic, software program and testing.

Management system

Our company have ISO9001:2008 quality management system.With complete reliability laboratory, monitor the product components and product reliability, ensure the

quality of the products. Factory all adopt lead-free process, in line with the EU RoHS environmental protection standard and CE FCC.


FAQ

Q1: Where is your Factory located? How can I visit your company?

A1: Our factory is located in Anshan, All our clients, from home or abroad, are warmly welcome to take a visit here!

Q2: How does your factory do regarding Quality Control?

A2: Quality is very important and always be put at the first place. AGBE team members always pay great att -ention to quality controlling from the very beginning to the end.Inspections of each step will be done during the production process.

Q3: Can I get some Samples?

A3: Yes, sure, we are honored to offer you samples, moreover we offer free demo online.

Q4: What is your method of Transportation?

A4: We deliver goods via International Express like FedEx, UPS, DHL, TNT, EMS etc.

Q5: Could you please make OEM for us?

A5: Surely yes.We provide the service of replacing your logo and company name on box and software interface of the device.

Q6: What's your Payment method supported?

A6: We accept T/T, Paypal, Western Union, MoneyGram etc.

Q7: What about your Warranty?

A7: It's 3 years warranty with free shipping for free repair or replacement


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