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: Should I be worried?
To be fair both 1) Not quoting what one is replying to OR 2) Quoting vast amounts of irrelevant previous posts are common on all mailing lists. That problem is not unique to a forum, with email
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Dr. David Kirkby, Kirkby Microwave Ltd
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#129265
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Re: 3458A Schaffner Mains Filter
If I need to do such a check, I run the device from a 110 V source (*). Smaller chance of blowing up, and 1/4 the energy if it does. Interesting discussion, but we are not much further along pinning
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Carsten Bormann
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#129264
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Re: HP8340A SYTM broken?
I'd toa bit more investigation: 1) Test YIG output (rar of 8340) 2) Test input to the YTM from the low band amp Things to suspect: Low band AMP, heterodyne mixer and 3.8GHz oscillator. SRD is not
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Bruce
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#129263
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Re: Should I be worried?
In this case, YIG-tuned oscillator. The subject was a 70900 local oscillator module that is throwing errors on startup. (and it's probably not his YIG this time) -Dave
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Dave McGuire
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#129262
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Re: Should I be worried?
So what EXACTLY is YTO? We are dying to find out Dean K2WW
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Dean/K2WW
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#129261
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Re: 3458A Schaffner Mains Filter
"Chuck Harris" <cfharris@...> writes: I'm started to exchange these filters immediately before even connecting devices to power. I'm often buying TE in the US, and what happend several times now
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Sven Schnelle
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#129260
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Re: Should I be worried?
This is what happens when people don't quote what they're replying to, which is common when treating this mailing list as if it were a web forum. It really makes a mess of things. -Dave -- Dave
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Dave McGuire
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#129259
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HP8340A SYTM broken?
Hi List, i noticed that my HP8340A output level is low in Band 0. Probably since i bought the unit one or two years ago, i just never noticed because i'm usually using this generator only when i need
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Sven Schnelle
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#129258
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Re: Should I be worried?
YTO Also found in: Wikipedia <https://encyclopedia.thefreedictionary.com/YTO>. AcronymDefinition YTO YiG (Yttrium-Iron Garnet) Tuned Oscillator YTO You're the One *(Paul Simon song/album)* YTO
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peter bunge
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#129257
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Re: Hp 8590a spectrum analyzer
Often just a magnifying lamp is enough. But a small iron tip is needed, of course.
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Alexander Saydakov
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#129256
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Re: Hp 8590a spectrum analyzer
SOT23 package or somesuch? Pretty big one ? Kidding aside: you can't solder what you cannot see. So get a stereo microscope if you want to handle these components. Wilkk
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Wilko Bulte
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#129255
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Re: Should I be worried?
well. in the wost case, YTO.
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Yue
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#129254
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Re: 3458A Schaffner Mains Filter
My 3458A had just arrived back from Keysight after replacement of the A3 board and they didn't change the mains filter so I guess they don't see the newer filters as being problematic. Although, the
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Stephen Bell
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#129253
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Re: 3458A Schaffner Mains Filter
I should have mentioned in my original post that I live in 230V land and I have already directly witnessed quite a number of Schaffner filters and RIFA capacitors fail with the release of a lot of the
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Stephen Bell
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#129252
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Re: HP6268B repairability
Oops. I was just going through the schematics and turns out that the missing standoff in the RFI assembly I was describing earlier is what actually appears to connect the A2 board to the MT1 terminal
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Alex
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#129251
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Re: 3458A Schaffner Mains Filter
Funny you mention the clear encapsulation. So I have some RIFA's I ordered and received from digikey in 2018. I saved them for a project in the original antistatic bag in a cardboard box in the unlite
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evan foss
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#129250
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Re: HP6268B repairability
Well the power supply arrived last week, and if you guessed there might be a good chance of it being damaged during transit then you where right. The ebay seller did an absolute terrible job (he is
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Alex
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#129249
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Re: 3458A Schaffner Mains Filter
Yep, had a Schaffner, filter, fuse, switch combo on an HP 4951C released both magic smoke and tar 10 min after powering up this ebay purchase out of the US, on 240V in the land down under. Don't know
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Peter ONeill
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#129248
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Re: Hp 8590a spectrum analyzer
I pulled the diodes up and checked them. There fine. The diodes Alexander suggested are next to impossible to install with normal iron. Hell I barely can see them. My soldering tip is bigger than the
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Richard Cook <richardcook331@...>
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#129247
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Re: 3458A Schaffner Mains Filter
I have had two units with those two caps C15 &16 either puked or nearly so. They seem to be a weakness, but not in all units. It could be that the later 3458As benefitted from better production
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Pete_G4GJL
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#129246
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