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FCC Information

It is the policy of Fmtron, that knowing and observing the lawful use of all kits is a first responsibility of our kit user/builders. We do not endorse any unlawful use of any of our kits, and we try to give you as much common sense help about normal and lawful use as we can.


For additional FCC information, go to  the FCC Home Page

[CZH-T501D]: CZH-T501D 50w Professional FM transmitter + 150w Dipole Antenna
CZH-T501D(CZE-T501) 50w FM transmitter is a professional FM transmitter newly released by FMTRON. The bundle include pro. 150w dipole antenna. $749
Package: CZH-T501D(CZE-T501) 50w fm transmitter, pro. 150w dipole antenna kits, 8m coaxial cable
CZH-T501 50w professional fm transmitter
CZH-T501(CZE-T251) 50w RDS FM transmitter is a professional FM transmitter newly released by FMTRON. It’s featured by one button control for all functions. It has VSWR protection, temperature protection, RDS port, electronic volume adjusting,equipped with low pass filters. It’s applicable in many places, such as stadium, county radio station, community radio station, motel, public square,church, theater and so on.
Functions and features:
>1 U-standard chassis
>Power up to 50 watts
>Using digital phase-locked loop frequency synthesizer (PLL) technology, ultra-high frequency stability.
>Have the standing wave protection, and overtemperature protection.
>Output power from 0.5W ~ 50W continuously adjustable
>Using the power lock feature
>Show the timely output power and various working status.
Electrical parameters:
RF part:
Operating frequency: 87 ~ 108MHz
Output power: 0.1-50W MAX continuously adjustable
Output Impedance: 50 ohm
Spurious and harmonic radiation:-60db
Audio part:
Frequency response: 50 ~ 15KHz (3db)
Distortion: 0.2%
Left and right channel separation: 45db
LINE IN connector: RCA two-channel Cinch
The microphone interface: 6.5mm
Microphone Type: Dynamic microphone (electret microphone is not applicable)
Power supply part:
Rated working voltage: 200 ~ 240V AC / 50/60Hz (you can switch into 100 ~ 120V AC inside the chassis)
Maximum power consumption: 100W
Internal working voltage: DC28V, DC12V, DC5V
Operation Attentions:
1. Make sure the antenna or the Load can be ground connected to transmitter
2. The power supply voltage must be within the allowed range.
3.Make sure the fan ventilation is good.




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