This is a 0.1MHz ~ 1200MHz frequency measurement display module operating at DC 9V ~ 12V.
Specification:
- Use 8 bit Microchip PIC16F876A,up to 1.1GHz
- Gate time
01 seconds
0.1 seconds
1.0 seconds - Measuring channels ( high and low channels are high impedance )
1)Low channel
Measuring range : 0.1MHz ~ 70MHz
Measurement accuracy:
± 100Hz ( 0.01 seconds gate )
± 10Hz ( 0.1 seconds gate )
± 1Hz ( 1.0 seconds gate )
Sensitivity:
0.1MHz ~ 10MHz: better than 50mVPP
10MHz ~ 60MHz: superior to 50mVPP
60MHz ~ 75MHz: not tested
2) High channel frequency (64 points )
Measuring range : 10MHz ~ 1.1GHz
Measurement Accuracy : ± 6400Hz (0.01 seconds gate )
± 640Hz ( 0.1 seconds gate )
± 64Hz ( 1.0 seconds gate )
High channel sensitivity : 10MHz ~ 30MHz: better than 100mVPP
30MHz ~ 60MHz: superior to 50mVPP
60MHz ~ 1.1GHz: not tested
Automatic channel is automatically selected based on the frequency of the input signal level of channel
Crystal measuring channel
Measuring range : 1 MHz ~ 50 MHz ( the most low-end and highest end untested )
3) . Frequency reference
5032 package 13.000 MHz Warming voltage controlled crystal oscillator ( VC - TCXO) , frequency stability is ± 2.5 ppm
IF settings
The minimum frequency is adjustable in steps of 100 Hz, frequency range 0 ~ 999.9999 MHz, can be set to plus or minus IF mode
- working voltage
DC input: DC 9V ~ 12V
- working current
The backlight is enabled: ≤ 75 mA backlight disabling: ≤ 55 mA
- Display
maximum of 9 digit display
- physical dimensions
Length * width * height: 92mm × 37mm × 27mm
Wire length: approx. 130mm
- Board interface:
RF INPUT (measuring signal input): XH2.54-2P curved needle square socket,
ICSP INPUT (MCU interface): XH2.54-6P curved needle square socket
ECL INPUT (external clock input): XH2.54-2P curved needle square socket
POWER INPUT (Power Interface): with 3.5mm socket (DC is negative)
The XH2.54-2P curved needle square socket
WARNING
