The Agilent 53131A universal counter has the capability to do the job quickly and correctly from fast signal processing to automated limit tests. The Agilent 53131A has frequency resolution of 10 digits per second, 500 ps time interval resolution and a complete set of test and analysis features. The unit comes with two 225 MHz channels, and you can choose an optional third channel that measures up to 3 GHz, 5 GHz, or 12.4 GHz.

The Agilent 53131A universal counter has the capability to do the job quickly and correctly from fast signal processing to automated limit tests. The Agilent 53131A has frequency resolution of 10 digits per second, 500 ps time interval resolution and a complete set of test and analysis features. The unit comes with two 225 MHz channels, and you can choose an optional third channel that measures up to 3 GHz, 5 GHz, or 12.4 GHz.

Features

The HP 5334A is a two-channel, 100 MHz Universal Counter with 9 digits in 1 sec. and 2 nS single shot time interval resolution

• 2 matched 100 MHz channels
• 9 digits per second resolution
• automatic rise / fall time, pulse width, and peak amplitude measurements
• 10 memories for setup
• HPIB interface

Agilent/HP 53132A 12 Digit Universal Frequency Counter

Rent me for $150 a month

Many options are available for this unit. Price will vary with installed options

 

The Agilent 53132A universal counter has frequency resolution of 12 digits per second, 150 ps time interval resolution and a complete set of test and analysis features. The unit comes with two 225 MHz channels, and you can choose an optional third channel that measures up to 3 GHz, 5 GHz or 12.4 GHz. Need a higher performance universal counter? From fast signal processing to automated limit tests, the Agilent 53132A has the tools to do the job quickly and correctly.

PC Connectivity Software

IntuiLink, free PC connectivity software allows you to easily transfer measurement data and images into familiar PC applications like Microsoft Office Excel and Word, with little or no programming. Use the following link for additional information and downloading instructions.

Agilent/HP 5316B Universal Counter

Rent me for $100 a month

The 5316B is encased in high-quality metal that meets strict standards for electromagnetic compatibility, making it suited to applications such as low-level receiver or high-power transmitter testing. With standard HP-IB interfacing, 5316B is suited for ATE system design or other environments where interference from other equipment is a concern.

An optional 1-GHz C channel extends the frequency range for navigations and communications applications. A high-stability oven oscillator can also be added for higher accuracy in demanding environments.

Features

Agilent/HP 5334B 100 Mhz 2 Channel Frequency Counter

   The Agilent 5334B counter offers high-resolution measurement power with versatile signal conditioning, triggering, and external arming features to handle a range of demanding measurement applications. Rise and fall time, pulse width, and AC/DC voltage can be measured at the push of a button or with a single HP-IB command. Automatic trigger level and attenuator settings provide adjustment-free measurements that are displayed in units of your choice.

This product has been replaced by the Agilent 53131A and 53132A counters.

 

Features

• 200 ps time interval average resolution, 2 ns single-shot resolution
• Selectable resolution and measurement time
• Full complement of measurements
• External arming increases measurement capability
• Two matched 100 MHz A and B input channels (optional 1.3 GHz C channel)
• Independent selection of signal conditioning for both A and B channels
• Proven reliability and excellent RFI protection

Agilent/HP 5335A 200 MHz Dual Channel Counter

Rent me for $150 a month

The Agilent/HP 5335A counter offers high-resolution measurement power, standard GPIB interfacing, and many features for user convenience. Manual or automatic triggering allows you to set triggers, or have the 5335A set them for you. With the press of a button, perform a variety of measurements and display A and B channel trigger levels and gate time. Built-in statistical characterization and mathematical functions offer better understanding of measured parameters.

A variety of options increase the performance and functionality of the 5335A. A 1.3 GHz C channel extends the frequency range for navigations and communications applications. A high-stability oven oscillator can be added for higher accuracy in demanding environments, and an add-on DC digital voltmeter lets you perform DC voltage measurements. 

Agilent/HP 5335A Counter Specifications

• Selectable resolution and measurement time
• Full complement of measurements, math and statistics functions
• External arming increases measurement capability
• Full function ratio measurements
• 100 ps time interval average resolution, 2 ns single-shot resolution
• 200 MHz (Channel A) and 100 MHz (Channel B) input channels
• Proven reliability and excellent RFI protection

Agilent/HP 5347A 20 Ghz Counter/Power Meter

Rent me for $150 a month

 

The Agilent 5347A 20 GHz Microwave Counter/Power Meter offers the convenience of a single instrument that makes frequency and power measurements with accuracy and resolution comparable to stand-alone instruments. As a true power meter, the Agilent 5347A offers excellent dynamic range, linearity, and accuracy. It uses the same proven power sensors as HP's standalone power meters. The high-performance frequency counter measures frequency from 10 Hz to 20 GHz.

With only five function keys, the Agilent 5347A is especially easy to use. Its rugged, lightweight package, along with an optional internal battery that provides up to two hours of cordless measurements, makes the Agilent 5347A ideal for taking portable measurements.

Features

• True power meter performance
• Negligible power meter error
• Outstanding frequency measurements
• Built-in sensor calibration tables save time
• External DC operation for greater measurement flexibility
• Supports three HP power sensors

Product Specifications for Input 1

• Frequency Range: 500 MHz to 20 GHz 

• Sensitivity 500 MHz - 12.4 GHz: -32 dBm, 12.4 GHz - 20.0 GHz: -27 dBm

• Resolution: 1 Hz or 10 kHz, selectable

Input 2

• Frequency Range: 10 Hz - 525 MHz

• Sensitivity: 25 mV rms 

• Impedance: 1 Mohm nominal or 50 ohm nominal

• Accuracy: ±1 LSD ±[(1.4 x Trigger Error/Gate Time)±Time Base Error] x frequency

• Resolution: 1 Hz or 10 kHz, selectable

• AM Tolerance: Any modulation index provided the minimum signal level is not less than the sensitivity specification.

Power Meter

• Frequency Range: 0 MHz to 20 GHz, sensor dependent Power Range: -70 dBm to +20 dBm (100 pW to 100 mW) sensor dependent

• Dynamic Range: 50 dB in 10 dB steps Resolution: 0.01 dB in logarithmic mode, 0.1% of full scale in linear mode.

• Auto Filter: The meter automatically selects the required number of averages for the selected range.

• Accuracy Instrumentation: ±0.02 dB or ±5%

• Zero Set (digital settability of zero): ±5% of full scale on most sensitive range. Decrease percentage by a factor of 10 for each higher range, ±1 display count.

Agilent/HP 5371A Frequency and Time Interval Analyzer

Rent me for $300 a month

 

The Agilent 5371A frequency and time interval analyzer is a general-purpose modulation domain analyzer that captures frequency or time intervals at extremely high speeds. The 5371A combines a choice of over 60 arming and triggering configurations with built-in analysis including math, statistics, and limit testing. The 5371A uses a continuous measurement time sampling technique to quickly capture and display data. By eliminating reset time, measurement throughput is dramatically increased to more than 10 million measurements per second with a frequency range of up to 500 MHz. The 5371A can analyze jitter effects, characterize the transient and steady state responses of a VCO, examine frequency or phase modulation, measure frequency stability, analyze computer peripherals, or measure fast hopping radio signals.
 

Features

• Calculated Allan Variance specifies frequency stability in the time domain
• Broad selection of measurements
• Quick and easy-to-use push button analysis
• Graphic display and histograms add visual meaning to numbers
• Excellent single-shot 10-digit resolution at 150 ps rms
• Fast HP-IB throughput with up to 20,000 measurements per second
• Calculated Allan Variance Many applications specify frequency stability by Allan Variance.
• Allan and Root Allan Variances are calculated and displayed directly, along with traditional statistical parameters.
• Frequency to 500 MHz is measured with zero dead time, assuring no lost information in the Allan Variance calculation.
• Broad selection Measurements include frequency and period; time interval, +/- time interval, and continuous time interval; positive or negative pulse width; rise or fall time; duty cycle; totalize; phase; and peak amplitude.
• Quick and easy Built-in statistics and analysis mean that you do not have to send data to a computer or write analysis software. 

Datachron 3170 IRIQ Time Code Generator

Rent me for $100 a month

   The Model 3170 Time Code Generator accumulates time from either an internal oscillator or an external frequency standard. When equipped with its synchronized generator option, the unit has two modes of operation; Generator and Synchronized Generator. In the Generator mode, time is presettable from the front panel and controls are provided to synchronize the unit to an external time standard such as WWV. Internal batteries maintain time accumulation for in excess of eight hours in the event of primary power failure. In the Synchronized Generator mode, the unit automatically synchronizes to a serial time code input such as IRIG B. The standard output of the unit is the IRIG B serial time code.

Optional outputs include

• Parallel BCD outputs (tenths of milliseconds through days)

• Parallel Binary Outputs (several ranges and resolutions available)

• IEEE488 In/Out

• RS232C In/Out

• Pulse Rate Outputs

• Sine Wave Outputs

• Modem Rate Outputs

• Other Time Code Outputs: IRIG A, E, G, H

• NASA 36 and 28

• AMR B1 and D5

• XR3/2137

• Multiple Rate Slow Code Output for strip chart recording.

   The unit accumulates time from an internal temperature compensated crystal oscillator (TCXO) or external 1MHz frequency standard as selected by internal jumpering.

Specifications for the TCXO are

• Frequency: 1MHz

• Stability: ±1 x 10-6 from 0 to +50°C

• Aging Rate: 3 x 10-9 per day (5 X 10-7 per year)

• Specifications for the 1MHz input are:

• Waveform: Sine or square wave

• Amplitude: 0.5 to 9 volts, peak to peak

• Input Impedance: 10K ohms

   The Model 3170 operates from a primary power source of 115 volts AC ±10%, 50-70 Hz and consumes less than 20 watts of power. In the event of primary power failure, internal Nickel Cadmium batteries maintain time accumulation for in excess of eight hours. No display or outputs are provided during power failure. The batteries are continuously trickle charged when AC power is present.

New Instek GFC-8010H 120 Mhz Frequency Counter with 2 year warranty

Display Resolution

• Display 8 digits with Hz, kHz, MHz, GHz, S, mS, µS, nS and overflow 
• Gate Time 0.1S, 1S, 10S switch selectable 
• Accuracy +(1 digit + Timebase accuracy) 
  

Input Specifications

• Sensitivity 10Hz ~ 60MHz < 20mVrms
• 60MHz ~ 100MHz < 30mVrms
• 100MHz ~ 120MHz < 40mVrms 
• Impedance 1Mohm 35pF 
• Coupling System AC Coupling 
• Max Input Voltage 150Vrms 

Time Base Specifications

• Oscillation Frequency 10MHz 
• Aging Rate +1 ppm per month 
• Temp. Stability 25°C + 5°C
• Resolution The maximum resolution for frequency measurement is 100nHz for 1Hz and 0.1Hz for 100MHz input respectively, and for period measurement is 10nS for 1Hz and 0.1fS (f=10-15) for 100MHz input respectively. 
• Power Source AC 100V/120V/220V/230V ±10%, 50/60Hz 

 

Supplied Accesories

• Instruction manual
• Power cord 
• Test Lead GTL-101
• Dimensions & Weight 230(W) × 95(H) × 280(D) mm, Approx. 1.7kg
  

New Instek GFC-8131H 1.3 Ghz Frequency Counter with 2 year warranty

Display Resolution

• Display 8 digits with Hz, kHz, MHz, GHz, S, mS, µS, nS and overflow 
• Gate Time 0.1S, 1S, 10S switch selectable 
• Accuracy +(1 digit + Timebase accuracy) 
  

Input Specifications Channel A

• Range DC coupled 0.01Hz ~ 120MHz, AC coupled 30Hz ~ 120MHz 
• Sensitivity 10mVrms typical, 50mVrms max 
• Coupling AC or DC switchable 
• Filter Low pass, switchable in or out for channel A.-3dB point of nominally 100kHz 
• Impedance 1Mohm 40pF 
• Attenuator x 20dB 
• Trigger Level Adjustment -2.5 VDC to +2.5 VDC 
• Resolution The maximum resolution for frequency measurement is 100nHz for 1Hz and 0.1Hz for 100MHz input respectively, and for period measurement is 10nS for 1Hz and 0.1fS (f=10-15) for 100MHz input respectively.
• At least 7,6,5 digits are display for 1S, 100mS, 10mS gate time respectively 
• Period Range 8nS to 100S at least 7 digits displayed for per second of gate time 

Input Specifications Channel B

• Range 50MHz to 1.3GHz 
• Sensitivity <40mVrms (10mVrms typical) 
• Coupling AC only 
  

Time Base Specifications

• Oscillation Frequency 10MHz 
• Aging Rate +1 ppm per month 
• Temp. Stability 25°C + 5°C
• Resolution The maximum resolution for frequency measurement is 100nHz for 1Hz and 0.1Hz for 100MHz input respectively, and for period measurement is 10nS for 1Hz and 0.1fS (f=10-15) for 100MHz input respectively. 
• Power Source AC 100V/120V/220V/230V ±10%, 50/60Hz 

 

Supplied Accesories

• Instruction manual
• Power cord 
• Test Lead GTL-101
• Dimensions & Weight 230(W) × 95(H) × 280(D) mm, Approx. 1.7kg
  

•  Frequency and Period measurement
• Microprocessor controlled intelligent counter
• High resolution at both high and low frequency
• 0.01Hz ~ 2.7GHz frequency range
• 10mVrms High sensitivity
• 100nHz resolution for 1Hz
• Self diagnosis routine
• Variable Trigger Level control
• Display hold function

New Madell FC-2700 2.7 Ghz Frequency Counter

New Reed FC-2500 2.5 GHz Frequency Counter

Microprocessor frequency counter measures to 2.5 GHz. Why pay more?

Features

• High sensitivity in low/high ranges
• Max, Min & Average readings
• Relative frequency measurements
• Large 0.5? 8-digit LCD display
• Period display values from 10Hz to 10MHz
• Data Hold; Auto power off; Overload indication
• Gate time selector (Fast/Slow sampling time)

Specifications

• Range (Frequency): Channel A: 50 MHz to 2500MHz, Channel B: 10 MHz to 500 MHz, Channel C: 10 Hz to 10MHz, Period: 10 Hz to 10 MHz
• Maximum Resolution: 0.1 Hz
• Sensitivity: Channel A, B, C: < 50 mV rms
• Input Impedance: Channel A & B: 50Ω typical, Channel C: 1MΩ/30pF typical, AC coupled
• Max. O/L Protection: 5V peak to peak, Channel C: 250V peak to peak
• Time Base Circuit: 4.194 MHz quartz crystal
• Connector: BNC

XL Microwave/Pendulum Model 3620 26.5 GHz Frequency Counter

Rent me for $200 a month

   For bench and test systems applications like R&D, Service, incoming inspection, quality control and manufacturing test of RF components, systems or subassemblies, microwave transmitters/receivers, radar equipment etc, the models in the 3620-series gives you ultra-high performance and remote GPIB connectivity. Three instruments in one: Measurements are accurate and fast, with less than 60 ms acquisition time. With the Rubidium oscillator option, you will not only get a high-accuracy microwave counter, but also a 10 MHz reference output frequency for the local lab or for the ATE-rack, where you can supply other instruments with an atomic frequency standard. In Test Systems you save valuable space by integrating three instruments in one package; a mm frequency counter, a power meter and a frequency reference.