WISCO International (Leader - Oscilloscopes LS8105/8106 Specifications)

CRT READOUT FUNCTION (LS 8106)
CH1 frequency or period + V p-p (ac coupling)
or DC level (dc coupling)
Setting Conditions
Vertical
Scale factors for CH1, CH2 and CH3
   Corrects X10 probe
   Input Coupling V-UNCAL, INVert,ADD
Horizontal
   A & B TIME BASE scale factors includes
   MAG conversion, H-UNCAL,
   MAG X10, delay time (when cursors not used),
X-Y

CURSOR MEASUREMENTS (LS 8106)
   2 cursors (vertical or horizontal)
Voltage Difference (DV)
   Voltage between D and REF cursors
Voltage Difference (DV%)
   Voltage difference in % between D and REF
   cursors with a full scale of 5 div = 100%
Time Difference (DT)
   Time interval between the D and REF cursors
Time Difference Ratio (DT%)
   The time ratio in % between the D and REF
   cursors with a full scale of 5 div = 100%
Frequency (1/DT)
   Frequency between D and REF cursors
Phase Difference
   Indicates the difference in degrees between
the D and REF cursors with a full scale of
5 div = 360�

VERTICAL DEFLECTION
Bandwidth (-3 dB)
   5mV/div - 5 V/div, CH1/CH2
      dc coupled: dc to 100 MHz
      ac coupled: 5 Hz to 100 MHz
   1mV/div - 2 mV/div
       dc coupled: dc to 20 MHz
       ac coupled: 5 Hz to 20 MHz
   0.1 V/div, CH3
        dc coupled: dc to 100 MHz
Rise Time (All Channels)
   3.5 ns (5 mV/div - 5 V/div)
   17.5 ns (1 mV/div - 2 mV/div)
Signal Delay (All Channels)
   Displays fast trigger edges
Deflection Coefficients (CH1/CH2)
   1 mV/div to 5 V/div in 12 calibrated steps,
   1-2-5 sequence (20 MHz band-width at 1
   mV/div and 2 mV/div set-tings)
Deflection Coefficient (CH3)
   0.1 V/div
Accuracy, CH1/CH2
   � 2%, 5 mV/div - 5 V/div
   � 5%, 1 mV/div - 2 mV/div
Accuracy, CH3
   �2%
Input Coupling
   AC, GND, DC, CH1/CH2
   DC, CH3
Input Impedance
   1 MW � 2%, 23 pF, approx.
Maximum Input
   400 V (dc plus ac peak), CH1/CH2
   50 V (dc plus ac peak), CH3
Display Modes
   CH1, CH2, ALTernate, CHOP, ADD, subtract
   (CH2 invert) CH3, CH1/CH2/CH3, add (8 trace)
Chop Frequency
   250 kHz
Output
   CH1 output on rear panel, 50 mV per div of CRT
   deflection into 50 W 100 Hz - 100 MHz

EXTERNAL HORIZONTAL DEFLECTION
(X-Y MODE)
X-Axis
   Via CH2 vertical amplifier
Y-Axis
   CH1
Sensitivity
   Same as CH1/CH2
Input Impedance
   Same as CH1/CH2
X-Axis Bandwidth (-3 dB)
   dc: dc to 1 MHz
   ac: 5 Hz to 1 MHz
Phase Shift
   < 3� at 100 kHz

DELAYED TIME BASE TRIGGERING
Modes
Immediate
   Delayed time base begins immediately after
   delay
Triggered
   Delayed time base begins on the first trigger
   after delay

INTERNAL HORIZONTAL DEFLEC-TION
Display Modes
   Main time base, main time base intensified
   by delayed time base, Main and delayed
   alternate time base, delayed time base,
   delayed time base triggered
Main Time Base
   50 ns/div to 0.5 s/div in 22 steps,1-2-5
   sequence
Delayed Time Base
   50 ns/div to 50 ms/div in 19 steps,1-2-5
   sequence
Accuracy
   � 3%, � 5% with X10 MAG on, � 8% with
    X10 MAG, 50 ns/div to 0.5 �s/div
Magnifier
   X10 mag sets max sweep rate to 5 ns/div
Delay Time Jitter
   1 part in 10,000
Delay Time
   Numerically indicated on CRT (8106)

MAIN TIME BASE TRIGGERING
Sources
   CH1, CH2, CH3,VERT (alternate), Line
Modes
   AUTO, NORMal, FIX (p-p), SINGLE
Coupling
   AC, HF-REJect, DC,TV-V, TV-H
Slope
   + or - (also applies to video polarity)
Sensitivity

	Freq. Range	Sensitivity
NORM	dc - 50 MHz dc - 100 MHz	1 div 1.5 div
AUTO	40 Hz - 50 MHz 40 Hz - 50 MHz	1 div 1.5 div
FIX	40 Hz - 50 MHz 40 Hz - 50 MHz	1.5 div 2 div
AC	At 10 Hz or lower, the minimum trigger amplitude increases
HF-REF	At 10 Hz or lower and 30 kHz or higher, the minimum trigger amplitude increases
TV-V, TV-H	1.5 div

Relative Holdoff
Permits stable triggering on complex and long
wave trains

Z-AXIS (INTENSITY) MODULATION
Input Level
   TTL compatible (blanked at TTL high)
Maximum Input
   42 V (dc plus ac peak)
Input Impedance
   10 kW approx.
Bandwidth
   dc - 5 MHz

INTERNAL CALIBRATION
Output
1.0 V p-p � 3%
Waveform
Squarewave, 1 kHz nominal

CRT DISPLAY
Graticule
   Internal, illuminated 8 x 10 div
Accelerating Potential
   12 kV/2 kV (PDA)
Focus
   Front panel FOCUS and ASTIGmatism
Trace Alignment
   Front panel trace rotation control

POWER REQUIREMENTS
   100, 120, 220, 240 V ac � 10%
   50/60 Hz, 48 W (8106)
   43W (8105)

PHYSICAL
Size (W x H x D)
   12 x 6 x 15 3 /4 in.
   300 x 150 x 400 mm
Weight
   19.1 lbs., 8.7 kg

SUPPLIED ACCESSORIES
   2 Probes (LP-103C) (for LS 8106)
   (LP-102C) (for LS 8105)
   Adjusting Screwdriver
   1 Spare Fuse

AVAILABLE ACCESSORIES
   Probe Pouch (LP-2088)
   Rackmount Adapter (LR-2428I)
   Front Cover (LC-2136)
   Probe (LP-100C) (for LS 8105)