Description：
PLJ-6LED-A is a cost-effective six-digit LED frequency display module specially designed for forum HAM friends. It is mainly used to display the frequency value of transceivers and other equipment, and can also be used for regular frequency measurement. This module has the characteristics of small and exquisite, reliable performance, good visual effect and low cost.
Technical Parameters:
1. Gate time
0.1 second
1. Gate time
0.1 second
2. Measurement channel
Input impedance: high impedance
Measuring range: 0.1 MHz~65 MHz
Measurement accuracy: 10 Hz
Sensitivity: better than 60mVpp
Input impedance: high impedance
Measuring range: 0.1 MHz~65 MHz
Measurement accuracy: 10 Hz
Sensitivity: better than 60mVpp
3. IF setting
Independent dual intermediate frequency design, the minimum step of intermediate frequency adjustment is 100Hz, the intermediate frequency range is 0~99.9999MHz, and the mode of adding intermediate frequency or subtracting intermediate frequency can be set.
Independent dual intermediate frequency design, the minimum step of intermediate frequency adjustment is 100Hz, the intermediate frequency range is 0~99.9999MHz, and the mode of adding intermediate frequency or subtracting intermediate frequency can be set.
4. Frequency reference
Using 5032 package 13.000MHz Temperature Compensated Voltage Controlled Crystal Oscillator (VC-TCXO), the frequency stability is ±2.5ppm.
Using 5032 package 13.000MHz Temperature Compensated Voltage Controlled Crystal Oscillator (VC-TCXO), the frequency stability is ±2.5ppm.
5. Working voltage
DC input: DC8V~15V (with power reverse polarity protection) or DC5V (hardware setting required).
DC input: DC8V~15V (with power reverse polarity protection) or DC5V (hardware setting required).
6. Working current：Max 90mA
7. Display digits：Six-digit common anode LED display, the highest display six digits.
8. Display brightness
Eight-level LED brightness is adjustable, and the factory setting is the highest brightness.
Eight-level LED brightness is adjustable, and the factory setting is the highest brightness.
9. Physical dimensions：Length × width × height: 91mm×28mm×20mm
10. Onboard interface
RF IN (signal input): HX2.54-2P socket
ICSP (programming interface): 2.54-6P pin
DC IN (power interface): HX2.54-2P socket
RF IN (signal input): HX2.54-2P socket
ICSP (programming interface): 2.54-6P pin
DC IN (power interface): HX2.54-2P socket
11.Qorking principle
MCU CONTROL
Display and Button control
Package Included:
1PCS* frequency counter
2PCS* connecting wires
1PCS* frequency counter
2PCS* connecting wires