Specifications; Vertical System; Timebase System - LeCroy Waverunner2 Series Service Manual

3

Specifications

3.1 Models
Waverunner2 LT372/262 Series: Two channels
Waverunner2 LT584/374/354/264 Series: Four channels

3.2 Vertical System

Bandwidth (−3dB): LT584: 1 Ghz; LT374/372/354:500 MHz; LT264/262:350 MHz @ 50 Ω
Bandwidth Limiter: 20 MHz and 200 MHz can be selected for each channel.
Input Impedance: 50 Ω ± 1.0 %; 1 MΩ ± 1.0 % // 12 pF typical using PP006 probe
Input Coupling: 1 MΩ: AC, DC, GND; 50 Ω: DC, GND
Max Input: 50 Ω: 5 Vrms; 1 MΩ: 400 V max (peak AC <-5 kHz + DC)
Vertical Resolution: 8 bits; up to 11 bits with enhanced resolution (ERES)
Sensitivity (50 Ω or 1 MΩ): 2 mv - 10V/div fully variable
Offset Range:
2 mV–99 mV/div: ± 1 V
100 mV–0.99 mV/div: ± 10 V
1 V–10 V/div: ± 100 V
Isolation - Channel to channel: >250:1 at same V/div settings

3.3 Timebase System

Timebases: Main and up to four zoom traces simultaneously
Time/Div Range: LT374/372/LT584: 500 ps/div 1000 s/div, LT264/262/354: 1 ns/div to
1000 s/div
Clock Accuracy: ≤ 10 ppm
Interpolator Resolution: 5 ps
External Clock: ≤ 500 MHz, 50 Ω, or 1 MΩ impedance
Roll Mode: time/div 500 ms - 1000 s/div or sample rate <100 kS/s max
Specifications
Specifications 3-1