Multifuntion Frequency Counter

Model NFC-1000C / NFC-3000C

 

Features
Specification
Fuctions frequency measurement, period measurement, counting and self-diagnosis
Frequency Measurement Range 0.1Hz~1000MHz (1000C)/3000MHz (3000C)
Period Measurement Range 100ns~10s
Counting Capacity 100million-1
Sensitivity 30mVrms
Input Impedance 1MΩ/35pF (Channel A), 50Ω (Channel B)
Input Mode AC/DC (Channel A); AC (Channel B)
Dynamic Range 30mVrms~1Vrms (Channel A)
-17dBm~+6dBm (Channel B)
Trigger Level ±2V continuously adjustable
Crystal Oscillator Stability better than ±1x10-6/day
Measurement Error ±time base accuracy ±trigger error x frequency (or period) to be measured ±LSD
Size and Weight 240x220x80(mm)3, 2.0kg

Multifuntion Frequency Counter

Model NFC-1000C-1 / NFC-1000C-3

(click here into large picture)

 

Features

Specification

Fuctions frequency measurement, period measurement, counting, self-diagnosis
Frequency Measurement Range 1Hz~1.5GHz/2.4GHz(model -3)
Period Measurement Range 100ns~1s (Channel A)
Counting Capacity 100million-1
Sensitivity 1Hz~10Hz 50mVrms
  10MHz~100MHz 30mVrms
100MHz~1000MHz 20mVrms
  1000MHz~2.4GHz 50mVrms
Input Impedance 1MΩ/35pF (Channel A), 50Ω (Channel B)
Input Mode AC coupling
Measurement Error ±time base accuracy ±trigger error x frequency (or period) to be measured ±LSD
Crystal Oscillator Stability better than ±1x10-6/day
Size and Weight 240x220x80(mm)3, 1.5kg

 

Microwave Millimeter Frequency Counter

Model EE3395/EE3395A

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Features
  • Microwave sampling and millimeter wave mixer techniques
  • Microcomputer control of measurement and data processing
  • LSI and VLSI, high reliability
  • EDA design and ASIC
  • 12 high-brightness LED display, 1Hz resolution
  • GP-IB Interface optional
Specification
Frequency Measurement Range
mainframe		 Channel 1: 10Hz~100MHz
Channel 2: 0.1GHz~1GHz
Channel 3: 1GHz~26.5GHz/40GHz(EE3395A)
Channel 4: 26.5GHz~110GHz (optional) Option 1: 40~60GHz
Option 2: 50GHz~75GHz
Option 3: 75GHz~110GHz
Input Sensitivity Channel 1, 2 50mVrms
Channel 3 -25dBm (1GHz~12.4GHz)
-25dBm (1GHz~12.4GHz)
-15dBm (26.5GHz~40GHz)
Channel 4 -20dBm (26.5GHz~75GHz)
-15dBm (75GHz~110GHz)
Maximum Input Power 1Vrms(Channel 1, 2) +5dBm(Channel 3, 4)
Crystal Oscillator Stability ±3x10-9/day
Input Impedance 50Ω/10MΩ(Channel 1), 50Ω(Channel 2, 3, 4)
gate time 50μs～10s, 8 grades

 

Continuous/Pulse Modulation Frequency Counter

Model EE3382W2/W3/W4/A

 

Features
  • Microcomputer controlled
  • Equal-accuracy measurement
  • Microwave sampling technique
  • Capable of measuring modulated pulse
  • GP-IB interface optional
  • 11 high-brightness LED display
Specification
Frequency Measurement Range Channel A
 10Hz~100MHz (continuous wave)
Channel B 100MHz~1GHz (continuous wave, Pulse)
Channel C 1GHz~3GHz (TypeW2)
8.6GHz (Type W3)
12.4GHz (Type W4)
18GHz (Type A)
Input Impedance Channel A 1MΩ
Channel B, C 50Ω
Input Dynamic Range Channel A: 50mVrms ~ 2Vrms
Channel B, C: -17dBm ~ +5dBm
Modulated Pulse Width 0.3ms ~5ms(1～18GHz)
0.6ms ~5ms(0.1～1GHz)
Modulated Pulse Frequency 200Hz ~ 1MHz
Measurement Accuracy ≤500kHz at 0.3uS
Crystal Oscillator Frequency 10MHz
Crystal Oscillator Stability 1x10-8/day
Size and Weight 420x360x100(mm)3, 11kg

 

Universal Counter

Model EE3386A/B

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Features
  • Controlled by single-chip microcomputer, modularized design and it can be used as a programmable component
  • 100MHz synchronous equal-accuracy measurement
  • 10 VFD display
  • SMT assembled, portable structure
  • Data statistics and calculation functions, display the mean, maximum, minimum values, frequency deviation, standard deviation and Allan Variance
  • RS232 Interface provided, GP-IB interface optional

Specification
Fuctions frequency measurement, period measurement, time interval measurement, frequency ratio measurement, counting, self-diagnosis, statistics (Serie B only)
Frequency Measurement Range
0.025Hz~100MHz (basic mainframe)
0.025Hz~500MHz (Type 05)
0.025Hz~1000MHz (Type 10)
0.025Hz~2.5GHz (Type 25)
Period Range 10ns~40s
Time Interval Range 20ns~40s
Dynamic Range 50mVrms~30Vrms (<100MHz)
30mVrms~1Vrms (≥100MHz)
Coupling Mode Channel A, B: AC/DC
Channel C: AC
Trigger Level ±1.5V; 30mV step adjustable
Time Base 100MHz(10ns)
Crystal Oscillator Stability better than ±1x10-8/day
(1~5)x10-9/day (optional)
Size and Weight 320x280x94 (mm)3, 2.8kg
EE3386A& EE3386B Channel C (optional)
Type 05 Frequency Range: 100MHz-500MHz 50mVrms-1Vrms
Type 10 Frequency Range: 100MHz-1000MHz 50mVrms-1Vrms
Type 25 Frequency Range: 10M0Hz-2.5GHz 50mVrms-1Vrms
EE3386A/B Analogy Interpolation (optional) (Model: EE3386A1)
High Precision: 12digits display, time interval measurement resolution: 0.1ns
plus EE3386A/B to make up EE3386A1

Universal Counter

Model E312B

 

Features
  • Single-chip microcomputer controlled, designed with LSI
  • 10MHz equal-accuracy measurement
  • SMT assembled
  • Portable structure
  • 8 VFD display
Specification
Fuctions frequency measurement, period measurement, time interval measurement, frequency ratio measurement, counting, self-diagnosis
Frequency Measurement Range
0.1Hz~10MHz (basic mainframe)
0.1Hz~100MHz (Type 01)
0.1Hz~500MHz (Type 05)
0.1Hz~1000MHz (Type 10)
Period Range 100ns~10s/1000s
Time Interval Range 200ns~10s/1000s
Dynamic Range 30mVrms~3Vrms (<10MHz)
50mVrms~1Vrms (≥10MHz)
Coupling Mode Channel A, B: AC/DC
Channel C: AC
Input Impedance 1MΩ//45PF or 50Ω
Trigger Level ±1.5V 30mV step adjustable
Time Base 10MHz(100ns)
Crystal Oscillator Stability better than ±1x10-8/day
Size and Weight 320x280x94 (mm)3, 2.6kg
E312B Channel C (optional)  
Type 01 Frequency Range: 10MHz-100MHz 50mVrms-1Vrms
Type 02 Frequency Range: 10MHz-500MHz 50mVrms-1Vrms
Type 10 Frequency Range: 10MHz-1000MHz 50mVrms-1Vrms

 

Universal Counter

Model EE3382A1/B1/C1

 

Features
  • Microwave sampling technique
  • Internal sweep frequency and time of harmonic displaying
  • Microcomputer controled measurement, calculation and display
  • High sensitivity, high accuracy and high reliability
  • 10 LED display
Specification
Frequency Measurement Range
10Hz~9.0GHz (Type A1
10Hz~12.4GHz (Type B1)
10Hz~18GHz (Type C1)
Period Range 10ns~40s
Sensitivity 50mVrms (10Hz~520MHz)
  -20dBm (0.5~18GHz)
Maximum Non-damage Level 3Vrms (10Hz~520MHz)
  -20dBm (0.5~18GHz)
Crystal Oscillator Stability ±1x10-8/day
Standing-wave ratio of Input Channel below 1.5GHz: ≤2, 1.5~18GHz: ≤3
Size and Weight 304x408x104 (mm)3, 7kg
GP-IB interface optional