TX2H transmitter equivalent, uhf high power fm transmitter.
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Figure 1: TX2H-433-64-5V & RX2A-433-64
Standard frequencies: 433.92MHz and 434.42MHz Hi power drop in replacement for TX2.
where greater radiated power is desired (for example when space limitations dictate the use of small and inefficient ant.
The TX2H transmitter module is a crystal based PLL controlled FM transmitter operating on either 3V or 5Vsupply and is available in 433.92MHz.
R1
3 3V / 5V
868/915 MHz band pass filter
2 RF out
amp
buffer VCO
÷64
Loop Filter
φ
ref osc
35kHz LP.
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