Manufacturer profile

About LeCroy

Reviewed 2026-07-26

LeCroy is the catalog label for the oscilloscope and protocol-test business now known as Teledyne LeCroy. Founded in 1964, the lineage includes digital oscilloscopes, high-bandwidth acquisition systems, probes, protocol analyzers, and signal-integrity tools documented under LeCroy, LeCroy Corporation, and Teledyne LeCroy names.

History

Walter LeCroy founded LeCroy Research Systems in 1964 to develop electronic instrumentation for scientific applications. The company later became LeCroy Corporation and built a major oscilloscope business, adding protocol-analysis capabilities as electronic interfaces became more complex. Manuals for 9300C, LC, and later oscilloscope families reflect that independent-company period, while newer documents use the Teledyne LeCroy identity.

Teledyne Technologies acquired LeCroy Corporation in 2012 and renamed the operating business Teledyne LeCroy. It continues as an active wholly owned Teledyne division based in Chestnut Ridge, New York; Teledyne LeCroy is therefore the current identity, not merely an unrelated alias of a standalone LeCroy Corporation. The public page keeps the shorter canonical name only because “LeCroy” is the exact catalog label and URL already attached to the archived manuals.

Equipment specialties

  • Digital oscilloscopes
  • High-bandwidth signal analysis
  • Oscilloscope probes and accessories
  • Protocol analyzers
  • Signal-integrity test solutions

Sources

LeCroy document library

This manufacturer library groups 92 public technical documents across 74 models. Use the model list to find service manuals, calibration guides, user manuals, datasheets, and other preserved references for LeCroy equipment.

9100 Series Arbitrary Function Generator 1 document
User Manual
9300 & LC Oscilloscopes 1 document
Programmers Manual
9300C Series Digital Oscilloscopes 3 documents
User Manual
9350 SERIES Digital Oscilloscopes 1 document
User Manual
9350/54 SERIES Digital Oscilloscopes 1 document
User Manual
9361C Digital Oscilloscopes 1 document
Datasheet
9374/M/L Digital Storage Oscilloscopes 1 document
Performance Verification
9400 Digital Oscilloscope 1 document
User Manual
9400/9400A Digital Oscilloscope 1 document
Service Manual
9400A Digital Oscilloscope 1 document
User Manual
9420 Dual-Channel Digital Oscilloscopes 1 document
User Manual
9420/24/50 Dual- and Quad-Channel Digital Oscilloscopes 1 document
Programmers Manual
AP015 aa] TELEDYNE Everywhereyoulook" Current Probe 1 document
User Manual
AP015 Current Probe 1 document
User Manual
AP031 Differential Probe 1 document
User Manual
AP034 Active Probe 2 documents
User ManualDatasheet
AP034 Active Differential Probe 3 documents
User ManualPerformance VerificationService Manual
AP034-OM 4 documents
Performance VerificationService ManualUser Manual
CP031 Current Probes 1 document
Brochure
DA1855A 1 document
User Manual
DDA5005 Serial Data Analyzer 2 documents
Programmers Manual
Digital Storage Oscilloscope 1 document
Performance Verification
DXC100A Probe 1 document
Calibration Manual
HDO6000 High Definition Oscilloscopes 1 document
User Manual
HFP1000 High Frequency Probe 1 document
User Manual
HFP1500 High Frequency Probe 2 documents
User Manual
HFP2500 High Frequency Probe 1 document
User Manual
LA354 1 document
User Manual
LC Series Color Digital Oscilloscopes 3 documents
User Manual
LC564DL Color Digital Oscilloscope 1 document
Service Manual
LC574A Color Digital Oscilloscopes 1 document
Service Manual
LeCroy 9374/M/L & 9374TM Digital Storage Oscilloscopes 1 document
Service Manual
LeCroy AP034 Active Differential Probe 1 document
User Manual
LeCroy Color Digital Oscilloscopes 2 documents
User Manual
LeCroy Digital Oscilloscopes 1 document
Programmers Manual
LW400 Arbitrary Waveform Generator 2 documents
User Manual
LW400/LW400A Series 1 document
Programmers Manual
Model 9210 Programmable Pulse Generator 1 document
User Manual
PP009 Passive Probe 1 document
User Manual
SDA 12000 Serial Data Analyzer 1 document
User Manual
Series 9304, 9310 & 9314 Digital Oscilloscopes 1 document
User Manual
SPM-31 Signal Generator 1 document
Service Manual
T3DSO1000 Digital Oscilloscope 2 documents
User Manual
T3PS16081P Programmable Linear DC Power Supply / Programmable Linear DC Power Supplies 2 documents
DatasheetUser Manual
Wave Expert 100H Equivalent Time Sampling Oscilloscope System 1 document
User Manual
Wave Expert series wide bandwidth oscilloscope 1 document
Performance Verification
WaveAce Oscilloscopes 1 document
User Manual
WaveExpert Series Oscilloscope 1 document
Programmers Manual
WaveJet 300 Series Oscilloscopes 1 document
Programmers Manual
WaveJet Series Oscilloscopes 1 document
User Manual
WaveLink Series Differential Probe 1 document
User Manual
WaveLink Series Differential Probe 1 document
User Manual
WaveMaster 8 Zi-A Series Real-time Oscilloscope 1 document
Datasheet
WaveMaster 8 Zi-A/Zi-B Oscilloscopes 1 document
User Manual
WaveMaster 8 Zi/Zi-A Oscilloscopes 1 document
User Manual
WaveMaster and WavePro Oscilloscopes 1 document
Reference Manual
Waverunner Oscilloscope 1 document
User Manual
WaveRunner 6 Zi Oscilloscopes 1 document
User Manual
WaveRunner 6000A Series Oscilloscopes 1 document
User Manual
WaveRunner HRO 64Zi High Resolution Oscilloscopes 2 documents
Brochure
waverunner LT Series oscilloscope 1 document
Service Manual
Waverunner-2 Oscilloscope 1 document
User Manual
WaveSurfer 400 Series Oscilloscope 1 document
Datasheet
WaveSurfer Oscilloscope 2 documents
User Manual
WaveSurfer Xs Series Oscilloscope 1 document
Quick Reference
WAVESURFER® XS SERIES Oscilloscopes 1 document
User Manual
WaveSurfer® Xs Series Oscilloscopes 1 document
User Manual
X-Stream Oscilloscopes 1 document
Programmers Manual
XI Series Oscilloscopes 1 document
User Manual
Xs Series Oscilloscopes 1 document
User Manual
ZD Series Active Differential Probes 1 document
Datasheet
ZD500 High Impedance Differential Probes 1 document
User Manual
Zi Series Oscilloscopes 1 document
User Manual
ZS1000 High-Impedance Active Probes 1 document
User Manual