CHECK OUT THE WIKI The purpose of the wiki is mainly to allow you to find information on instruments, either from either
- The model number
- The function(s) listed below. Some instruments have multiple functions - for example, the 4195A is a VNA, spectrum analyzer and an impedance analyzer. Therefore the 4195A is listed in multiple categories
Please also check out HPWiki available here:
- Accessory kits - various types
- AC power analyzers - PA2201A and PA2203A
- AC power supplies 6811C, 6812C, 6813C
- Airlines
- Arbitrary waveform generators M8194A
- Amplifiers?493A, 495A?
- Attenuators (optical) 8156A, 8157A, 8158B, 81566A, 81576A,?
- Attenuators (RF) 8494A
- Attenuator set (500 ¦¸) 350C
- Attenuator set (600 ¦¸) 350D
- Attenuator switch driver
- Audio analyzers? 8903A, 8903B, 8903E,? ?
- Base station test sets
- Bit error rate testers (BERTs)
- Cables
- Capacitance meters U1701A, U1701B, 4272A, 4278A, 4279A
- Capacitor Bridge 4270A,
- Capacitor standards 16380A, 16380C,?
- Carrier noise test setsi
- Cesium frequency standards
- Clamp ammeters
- Close field probes
- Crystal Impedance E4915A, E4916A
- Data Acquisition Systems (DAQs)
- DC power analyzers
- DC power supplies 6030A , 6031A , 6032A, 6033A, 6035A, 6131C, 6621A, 6622A, 6623A, 6624A, 6627A, 6255A, 6645A, 6671A, 6672A, 6673A, 6674A, 6675A, 62003A, 62003C, 62003E, 62004A, 62004B, 62004E, 62005A, 62005B, 62005E, 62006A, 62006B, 62006E, 62010A, 62010C, 62010E, 62012A, 62012C, 62012E, 62015A, 62015C, 62015E, 62018A, 62018C, 62018E, 62024A, 62024C, 62024E, 62028A, 62028C, 62028E, 62048A, 62048C, 62048E
- Delay lines
- Detectors
- Device current waveform analyzers
- Digital communications analyzers
- Directional couplers
- Distortion analyzers 330B, 330C, 330D, 331A, 332A, 333A, 334A, 339A, 8903A, 8903B, 8903E,???
- Dynamic measurement DC source
- Electrometers
- Fading simulators
- Femto ammeters
- Filters
- Frequency counters 522B, 5342A 5343A 5352B
- Frequency standards?
- Function Generators ? 3310A,? 8165A,
- GPIB controllers, extenders, cables etc.
- GPS frequency standards
- Harmonic mixers
- High resistance meters 4339B
- High resistance meter fixtures 16008B
- HEV EV Grid Emulators and Test Systems
- In-circuit test systems
- Impedance analyzers 4195A, 4291A, 4291B, 4395A, 4396A, 4396B, 4294A, E4990A, E4991A
- Impedance Analyzer Accessories
- Impedance / Gain Phase analyzer 4194A
- Impedance Meter 4193A,
- Isolators
- LCR meters? U1701A, U1701B, U1731A,? U1731B, U1731C, U1732A, U1732B, U1732C, U1733C, 4191A , 4192A, 4194A, 4195A, E4196A,? 4216A, 4260A, 4261A, 4262A? 4263A, 4263B, 4271B, 4274A, 4275A, 4276A , 4277A, 4284A, 4285A, 4286A, 4287A, 4291A, 4291B, 4294A, 4332A, 4342A, 4395A, 4396A, 4396B, E4980A and E4980AL
- LCR meter calibration devices? 16380A 42030A? 42090A, 42091A and 42100A
- LCR meter accessories
- 2-Terminal BNCs.
- 4-Terminal Pair (BNC connectors)
- Cable extension 16048A, 16048D, 16048E, 16048G, 16048H
- DC current bias accessories 42841A, 42842A, 42842B, 42842C, 42843A
- DC voltage bias accessories 16065A, 16065C,
- Kelvin clips 16089A, 16089B, 16089C,16089E
- Lead Components 16047A,16047B, 16047D, 16047E
- Material 16451B, 16452A
- Probes 42941A
- SMD 16034E, 16034G, 16034H
- 2-port 16096A
- 7 mm (APC7)
- 2-Terminal BNCs.
- LCZ meters? 4276A, 4277A,
- Lightwave clock / data receivers
- Lightwave converter
- Lightwave component analyzer
- Lightwave measurement system mainframes
- Lightwave polarization analyzers 8509B
- Logic analyzers
- Nemo wireless network solutions.
- Noise and interference test set
- Noise figure analyzers
- Noise sources 346A, 346B. 346C ,
- Matching pads (50 ohm to 75 ohm or similar)
- Materials test equipment
- Microwave repeaters
- Microwave downconverters 70427A
- Microwave / THz sources
- Milliammeter 428B
- Milliohm meter
- Mobile communications DC source
- Modular instruments
- AXIe
- Data acquisition (DAQ)
- USB
- PXIe
- Modulation analyzers
- Multimeters 427A, 970A
- Optical attenuators
- Optical heads
- Optical sources
- Optical spectrum analyzers
- Oscilloscopes 120A, 120AR, 120B, 122A, 130A, 130B, 130BR, 130C, 140A, 140B, 141A, 150A, 150AR, 160B, 180A, 180AR, 180CD, 181A, 181AR, 181T, 181TR, 182C, 182T, 183A, 183B, 184A, 184B, 185A, 185B, 1200A, 1200B, 1220A, 1221A, 1703A, 1707A, 1707B, 1710A, 1710B, 1715A, 1722A, 1725A, 1726A, 1740A, 1741A, 1742A, 1743A, 1744A, 1746A, 1980A, 1980B, 5403A, 6000A, 6000L, 16533A, 16534A, 54100A, 5410B, 54100C, 5100D, 54111D, 54120A, 54120B, 54200A, 54501A, 54502A, 54503A, 54504A, 54520A, 54520C, 54540A, 54540C, 54542A, 54542C, 54600B, 54601A, 54601B, 54602B, 54603B,? 54645A, 54654N, 54710A, 54720A, 54750A, 54825N, E1428,?
- Oven controlled crystal oscillators (OCXOs)
- Pattern generators
- PCM terminal test set
- Phase noise measurement
- Pico ammeters
- Printers 2225
- Plotters 7470A, 7475A?
- Probes
- Protocol analyzers and exercisers.
- Power booster test sets
- Power meters 431A, 431B, 431C, 432A, 435A, 435B, 437B, 438A
- Power splitters
- Power supplies
- Pulse generators
- Q-meters 4342A?
- Q-meter calibration inductors 16470A
- Reflection transmission test set
- Return loss module (optical)
- Relays / switches / switch matrices (optical)
- Relays / switches / switch matrices (RF)
- Resistor standards 42030A?and 42100A
- S-parameter test sets
- Scalar network analyzers
- SCSI bus preprocessor interface E2324A
- Selective level meters 3746A
- Semiconductors
- Semiconductor parameter analyzers 4145A, 4155B, 4156B,
- Signal analyzers
- Signal generators / sweep generators / signal sources / oscillators 200CD, 201B, 209A, 204D,? 608A,? 8165A
- Software
- Source measure units
- Spectrum analyzers 4195A,???
- Switch control units
- SWR meter 415E?
- Time interval? counters
- Time mark generator 226A
- Timing and data state modules
- Torque wrenches
- Transmitter testers
- Trigger modules
- Ultrasound transducers
- Universal bridge? 4260A, 4265A, 4265B?
- Vacuum tube voltmeter 410C
- Vector Impedance Meter 4193A, 4800A, 4815A
- Vector Network Analyzers (VNAs) 4195A,? 8510A, 8510B, 8510C, 8753A, 8753B, 8753C, 8753D, 8753E, 8753ES, 8752ET, 8719A, 8719B, 8719C, 8719D, 8720A, 8720B, 8720C, 8720D, 8720ES, 8722A, 8722B, 8722C, 8722D, 8722ES,
- Vector Network Analyzers (VNA) calibration kits 85032B, 85032E, 85033C, 85033D, 85033E, 85050B, 85050C, 85050D, 85052B, 85052C, 85052D, 85054A, 85054B, 85054D, 85056A
- Vector Network Analyzer (VNA) verification kits
- Vector Signal Analyzer 89650S, 89600S
- Vector voltmeters 8405A, 8508A,
- VXI mainframes 70000B, 70000C
- Waveform and function generators
- Waveguide to waveguide and waveguide to coaxial transitions.
- Wireless 58 OTA chambers
- Wireless channel emulators
- Wireless network emulators
- Wireless communication test sets
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Re: HP 3456A Problem Solved
The Service Note states Serial Number Prior to 2201A06299. I haven't checked the serial number on mine but would be surprised that they changed the construction of those grounds. Maybe so. Thanks,
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n4buq
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#103724
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Re: HP 3456A Problem Solved
Barry The argument for restoring the original ground points has often to do with "ground loops" inside the unit. While not obvious most measurement levels, there are possible unexpected anomalies or
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Dave / NR1DX
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#103723
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Re: Testing dummy loads with a VNA
Thanks, Robert (and others who've assisted here with this query). A bit of background might be appropriate. I'm just a hobbyist and radio ham, albeit a bit more advanced than most. I bought this
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Jinxie
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#103722
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Re: HP 651B Oscillator restoration and an OOPS!!
It is possible that someone ordered from them, ther returned existing stock that wasn't properly inspected. I was involved in Sprague shutting down their plant near Oralando, 30 years ago. That one
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Michael A. Terrell
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#103721
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Re: 693B sweep oscillator restoration
You would be better off adding a transformer wired to buck the extra voltage. It won't generate a lot of heat, like the series resistir, and it won't degrade the line regulation. A transformer with a
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Michael A. Terrell
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#103720
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Re: HP 8591 external reference connector (1250-1499)
I used these RA cables on a couple of my HP3325A Function Generators, until I can try to make my own version of the originals. I wonder if there is enough market to try to sell them?
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Michael A. Terrell
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#103719
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Re: Testing dummy loads with a VNA
Hi Jinxie, You need your existing splitter (or better a 2 resistor 1 in 2 out one) an a Return Loss Bridge (RLB) either professional or one like this
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Robert G8RPI
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#103718
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Re: Testing dummy loads with a VNA
I think that an honest question regarding measuring SWR or return loss has gone off on a strange tangent. The answer to the question is relatively easy to answer if we know what frequency range is
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Stuart Landau
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#103717
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Re: HP System One feet
Hi Guys, I have some of the System 1 feet (Black with release in center). Not sure how many or cosmetics, but if interested, $5 + postage ea...Contact me off list Dan in Chandler, AZ
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Daniel Nelson
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#103716
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Re: HP 8591 external reference connector (1250-1499)
Thanks all. I have the right piece coming. -Matthew
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medasaro
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#103715
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Re: HP 3456A Problem Solved
Which versions of the 3456A does this apply to?? Or all three(?) -Dave
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Dave Seiter
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#103714
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Re: HP System One feet
I have noticed the same issue. Five years ago those things seemed really common, now it took looking on eBay for a couple of months just to find a single set of four. That said, I am sure they are
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medasaro
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#103713
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Re: HP 3456A Problem Solved
Larry, I had a similar symptom with my 3456A.? It was intermittent when I got it, but since it worked a good part of the time I decided to keep it and live with it. After a while the intermittent
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Bob Albert <bob91343@...>
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#103712
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HP 3456A Problem Solved
A few weeks ago, I reported a problem with my 3456A where it would fail at startup with "--------" on the readout and fail Test 3. I reseated one of the microprocessors and the problem seemed to go
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n4buq
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#103711
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Re: HP 8591 external reference connector (1250-1499)
Daun is right a bnc to bnc will work fine. Do it all the time. Any reasonable cable length will work. Have fun Regards Paul WB8TSL
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paulswed
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#103710
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Re: HP 8591 external reference connector (1250-1499)
All - Thanks. I am glad to hear that a regular piece of short quality BNC (HP 10502A or similar I presume) will work fine. I figured that the special form factor is just for mechanical convenience,
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medasaro
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#103709
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Re: Testing dummy loads with a VNA
Leave it to the ME to mess up the Ohm¡¯s law :) I meant of course F=ma vs I=V/R, and mass is then the equivalent of conductance, not resistance. D¡¯oh. - Kuba
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Kuba Sunderland-Ober
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#103708
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Re: Testing dummy loads with a VNA
I can chime in as a ME wearing an EE hat :) I see S11 measurement as essentially a shaker table measurement where you are not allowed to touch anything but the interface plane. Imagine a shaker and a
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Kuba Sunderland-Ober
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#103707
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Re: HP 8591 external reference connector (1250-1499)
Matthew: Re: Connector for Ref Osc Intetconnect It is not special other than being a low profile shape. A BNC - BNC cable will work fine. If you want a work around - two BNC Male-Female elbows + one
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Daniel Nelson
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#103706
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Re: Testing dummy loads with a VNA
What you missed Jeff is that he didn't state what sort of test equipment he had, and what frequency range he intended to use as well as connector types. With a modern piece of equipment like the
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Stuart Landau
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#103705
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