Feature:
PCB size: 50 x 30mm (L x W)
Operating voltage: 1.5V-9V
Current: 3.3MA-29MA
Operating frequency: FM band 85-115MHZ
Receiving equipment: FM radio / mobile phone with FM radio function, etc.
Audio Response: 20HZ-15KHZ
RF power: -2dbm to 15dbm
RF output impedance: 20ohm
Second Harmonic: ≥-40db
Transmission distance: 100M-1000M
Component |
Position |
Quantity |
Resistance 330ohm |
R7 |
1 |
Resistance 1M |
R3 |
1 |
Resistance 100ohm |
R8 |
1 |
Resistance 10K |
R4, R5 |
2 |
Resistance 4.7K |
R1, R2 |
2 |
Resistance 47K |
R6, R9 |
2 |
Ceramic capacitor 102 |
C3, C4 |
2 |
Ceramic capacitor 15P |
C10, C14 |
2 |
Ceramic capacitor 47P |
C15, C16 |
2 |
Ceramic capacitor 30P |
C11, C12 |
2 |
Ceramic capacitor 104 |
C1, C2, C5, C6, C7 |
5 |
Ceramic capacitor 201P |
C13 |
1 |
Ceramic capacitor 24P |
C9 |
1 |
MIC |
MIC |
1 |
LED |
LED |
1 |
4T Hollow coil |
L1 |
1 |
9T Hollow coil |
L2 |
1 |
8T Hollow coil |
L3 |
1 |
5-pin audio seat |
J1 |
1 |
Ceramic adjustable capacitor |
C8 |
1 |
Adjustable resistance |
R10 |
1 |
Power seat |
J2 |
1 |
Triode 9014 |
Q1 |
1 |
Triode 9018 |
Q2, Q3 |
2 |
Package includes:
1 x FM Wireless Microphone Kit