Unisource US-9170A Universal System
DDS Function Generator, Frequency Counter, DC Power Supply and Digital Multimeter

  • US-9170A combines 4 different products into one instrument
  • Function Generator: 10MHz DDS Sweep
  • Digital Multimeter: 80,000 count, 4 3/4-digit True RMS with RS232C
  • Frequency Counter: 2.7GHz
  • DC Power Supply: 30V/3A, 15V/1A and 5V/2A Fixed Triple Output
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UniSource US-9170A Shown

Product Information
Datasheet 137 KB PDF
Ordering Information
Unisource US-9170A Function Generator Specification
Waveform characteristics
Waveform type Sine, Triangle, Square
Sine harmonious wave distortion
(1Vpp, 50Ω)
<20 kHz: -50dBc / 20 kHz~1 MHz: -40dBc
/ 1 MHz~10 MHz: -35dBc
Sine wave distortion ≤1%(0.1Hz~100 kHz)
Square wave Rise/Fall time ≤50n (1 MHz, 50Ω, output voltage 5Vpp)
Square overshot ≤5%
Square duty variable range 15%~85%(≤10 kHz)
Frequency characteristics
Frequency range Sine wave: 0.1 Hz~10 MHz
Square wave: 0.1 Hz~2 MHz (100mVpp~10Vpp,50Ω)
2 MHz~5 MHz(100mVpp~2Vpp,50Ω)
Other waveform: 0.1Hz~1 MHz (TTL : 100KHz)
Frequency accuracy ±(5×10-5+80m Hz)
Frequency stability ±50ppm (Long Term)
Amplitude Characteristics
Output amplitude range 100mVpp~20Vpp(High Impedance)
Amplitude flatness ±10%
Output impedance 50Ω±10%/600Ω±10%
Overshot Characteristic
DC offset range(Vpp AC+DC) ±10V(High Impedance) / ±5V(50Ω)
Sweep Frequency Characteristics
Type Linearity or Log
Sweep frequency Negative or positive
Sweep range 1 Hz~10 MHz
Sweep freq velocity 0.01 Hz~100 Hz
Attenuation 20dB / - Error: ±5%(±0.5dB)(open)
External amplitude
Input impedance 1kΩ
Ext amplitude freq range 0.1 Hz~20 kHz
Amplitude sensitivity 0~5Vpp±5%
Amplitude depth 0~100%
TTl Output
Output amplitude Low level ≤0.3V/high level ≥3.3V
Output impedance 50Ω ±10%
Unisource US-9170A Frequency Counter Specification
Freq measurement range CHA: 1Hz~110 MHz / CHB: 110 MHz~2.7 GHz
Input sensitivity CHA: 40mVrms or 100mVpp(1 ㎐~80 MHz),
70mVrms or 200mVpp (80 MHz~110 MHz)
CHB: 40mVrms(110 MHz~2.0 GHz),
70mVrms(2.0 GHz~2.7 GHz)
Measurement accuracy ±1×10-7/s ± time base error ± trigger error
Time base 10MHz, <±5×10-6(5ppm)
Max. Input voltage CHA: 35Vpp, CHB: 3Vpp
Input impedance CHA: 1MΩ, CHB: 50Ω
Resolution [(±1×10-7/s) measured signal frequency]/ Strobe time
Unisource US-9170A DC Power Supply Specification
CH1 output(output port)
Output voltage 0~30V
Output current 0~3A
Ripple and noise ≤3mVrms
Load effect 0.1%+30mV
Source effect 0.1%+15mV
Max. output current 3.1A
Display accuracy Voltage: ±1%+2digit
Current: ±2%+2digit
CH2 output(output port)
Output voltage ±15Vfixed
Output current 1A
Ripple and noise ≤3mVrms
Load effect 0.1%+50mV
Source effect 0.1%+30mV
Max. output current 1.1A
CH3 output(output port)
Output voltage +5V fix ±3%
Output current 2A
Ripple and noise ≤3mVrms
Load effect 0.1%+70mV
Source effect 0.1%+60mV
Max. output current 21.1A
Unisource US-9170A Digital Multimeter Specification
Feature Range Resolution Accuracy
DC Voltage Measurement 80mV 1μV ±(0.3% +10d)
800mV 10μV ±(0.3% +10d)
8V 0.1mV ±(0.05% +10d)
80V 1mV ±(0.05% +10d)
800V 10mV ±(0.8% +10d)
1000V 0.1V ±(0.8% +10d)
Range Resolution Accuracy
<80% Range:50Hz~20kHz >80% Range:50Hz~20kHz
True RMS of AC voltage 80mV 1μV ±(1.0% +50d) ±(5.0% +50d)
800mV 10μV ±(1.0% +50d) ±(5.0% +50d)
8V 0.1mV ±(1.0% +50d) ±(5.0% +50d)
80V 1mV ±(1.0% +50d) ±(5.0% +50d)
750V 10mV 50Hz~1kHz: <90% Range:±(1.0% +50d) & >90% Range:±(3.0% +50)
Range Resolution Accuracy
DC Current 80mA 1μA ±(0.5%+10d)
800mA 10μA ±(0.5%+10d)
8A 0.1mA ±(0.8% +10d)
20A 1mA ±(1.5% +10d)
Range Resolution Accuracy
True RMS of AC Current 80mA 1μA ±(1.0% +20d)
800mA 10μA ±(1.0% +20d)
8A 0.1mA ±(1.5% +20d)
20A 1mA ±(2.0% +20)
Range Resolution Accuracy
Resistor 800Ω 0.01Ω ±(0.2% +10d)
8kΩ 0.1Ω ±(0.2% +5d)
80kΩ ±(0.2% +5d)
800kΩ 10Ω ±(0.2% +5d)
8MΩ 100Ω ±(0.3% rdg+10d)
Range Resolution Accuracy
Frequency 999.99Hz 0.01Hz ±(0.1% +5d)
9.9999kHz 0.1Hz
99.99kHz 1Hz
999.99kHz 10Hz
6.0000MHz 100Hz
Range Resolution Accuracy
Capacitor 1nF 1pF ±(5.0% +50d)
10nF 10pF
100nF 100 F
1μF 1n
10μF 10nF
100μF 100nF
Range Resolution Accuracy
Temperature -50°C~ 1372°C 0.1°C <0°C or 32°F: ±(10% +5°), ≥0°C or 32°F & ≤1000°C or 1832°F: ±(2.0% +2°) >1000°C or 1832°F: ±(3.0% +20°)
-58°F~ 2502°F 0.1°F
Range Resolution Accuracy
dBm -80.00dBm~ +80.00dBm 0.01dBm ±1.0%
Duty Cycle Volt. amp. Frequency
Square wave output 1%~99% 3V approx. 0.5Hz/1.0Hz/2.0Hz/10Hz/50Hz/60.24Hz/74.63Hz100Hz/151.5Hz/200Hz/
Ordering Information
Model Description Buy Online Price
US-9170A UniSource US-9170A Universal System. DDS Function Generator, Frequency Counter, DC Power Supply and Buy Now Sale $764.10
(Reg. $849.00)
Included Accessories
  • 1 - Power cord
  • 1 - BNC-BNC cable
  • 1 - BNC-Crocodile clip cable
  • 1 - Connection cable
  • 2 - Pairs connection cables
  • 1 - 50 ohm matching equipment
  • 2 - F 250V 1A(6×30mm)fuse
  • 2 - S 250V 15A(6×30mm)fuse
  • 2 - T 250V 4A(5×20mm)fuse
  • 2 - T 250V 8A(5×20mm)fuse
  • 1 - Pair test leads(red, black)
  • 1 - TP01 temperature probe
  • 1 - RS232 disc for DMM
  • 1 - RS232 cable for DMM
  • 1 - User manual