FM Transmitter Module Board 0.79V 88108MHz Audio

Features:

It makes the sound around the microphone into the FM radio and transmits out to achieve pickup and wireless radio FM transmitter.

Wide voltage range: 0.7-9V. Under the condition of 9V and use of 70cm antenna, the launch distance is 50-100 meters in open space (depends on the actual environment).

88-108MHz adjustable launch frequency, more flexible to use in different situations.

Widely used in voice pickup transmission, audio MIC, the elderly and children sleep monitoring, etc.

material and high quality. Compact and lightweight.

Note:

1. Please allow 1-3mm error due to manual measurement, thanks for understanding.

2. Color may be slightly different due to different lighting conditions and monitor settings, please in kind prevail.

Specifications:

Color: Green

Operating Voltage: 0.7V-9V

Frequency Adjustment Range: 88-108MHz

Transmission Distance: Under the condition of 9V and use of 70cm antenna, the launch distance is 50-100 meters in open space (depends on the actual environment)

Relationship between Working Voltage (volts), Supply Current (mA) and Transmit (dBm):

9V, 24mA, 10.2dBm (that is, 11mW)

8V, 21 mA, 9.5dBm

7V, 19mA, 8.5dBm

6V, 17mA, 7.1dBm

5V, 14mA, 6.1dBm (about 5 mW)

4V, 12mA, 4.5dBm

3V, 9mA, 2.2dBm

2V, 6mA, -1dBm (about 1mW)

1.5V, 4.2mA, -4dBm (about 0.5mW, the general family environment launch is sufficient, small green radiation!)

1V, 2.4mA, -9dBm

0.7V, 0.9mA, -20dBm (that is 0.01mW)

Item Size: Approx. 5 * 3 * 1cm / 1.97 * 1.18 * 0.39in

Package Size: Approx. 5 * 3 * 1cm / 1.97 * 1.18 * 0.39in

Package Weight: Approx. 3g / 0.11oz

Package List:

1 * FM Transmitter Module Board

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