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Thandar Oscilloscope SC110A
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Circuit Diagram, Service
Manual, Service
Information, Schematic Diagrams and Manuals |
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For Repairing, Restoration and
Servicing of Vintage and Modern Electronic Equipment |
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Manual and
Circuit
available
Details Below
As a Download
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Thandar SC110A Oscilloscope
TECHNICAL SPECIFICATION
Display
Screen dimensions:- 32mmx26mm
Graticule divisions:- 5 horizontalx4 vertical (6mm)
Phosphor: - Blue-white, medium persistence
External adjustments:- Intensity, Focus, Trace Rotate
Vertical Deflection (Y input)
Bandwidth:- D.C. to 10MHz .t. 3dB at 1 div.
Coupling:- Switchable D.C., A.C. or ground
A.C. coupling — 3dB at 2Hz
Sensitivity:- l0mV/div to 50 V/div in 12 ranges Calibrational accuracy ± 3%
Input impedance:- 1MQ in parallel with 47pF.
Maximum input:- 350V (D.C. + peak A.C.) provided
D.C. component does not exceed 250V.
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Horizontal Deflection (X Input
Switch selectable
Bandwidth:-
D.C. to 2MHz ± 6dB
Coupling:- D.C.
Sensitivity:- Approximately 0.5 volts/div.
Input impedance:- 1 M ohm in parallel with 10pF
Maximum input:- 2.5 volts, protected to 250 r.m.s. 50/60Hz
Timebase
Switch selectable
Sweep times:- 0.lu secs/div to 0.5 secs/div in 21 ranges
Calibrational accuracy ± 3%
for 0.2p secs/div to 0.5 secs/div ranges; ± 10% for 0.lu secs/div.
Triggering Circuit
Source:- Internal or external switchable
Coupling:- A.C., D.C., TV Frame, or TV Line filtering.
Level:- Continuously variable over waveform
Slope:- + or - selectable on level control.
Sensitivity:- Less than 1 div. for internal trigger
Less than 1 volt
for external trigger
Modes:- a) Bright line
Timebase free runs until synchronised by trigger circuit.
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b) Trigger
Timebase reset with display blanked until sweep initiated by trigger
circuit.
c) Economy
Instrument switches to a power saving mode with display blanked until
timebase is started by trigger circuit.
d) External
As for Bright Line but with
external trigger input.
Calibrator
Square wave output of amplitude 1 volt pk-pk ± 5%. Frequency 1kHz ±- 30%
Power Requirements
4V to 10V D.C. via disposable cells, rechargeable cells, or AC. adaptor.
Typical Power Consumption
Bright Line - 900mW
10MHz— 1300mW
Economy — 350mW
Physical Details
Dimensions:- 255 x 150 x 50 mm
Weight:- 900 gms
Environmental operating range: 5° to 40°C, 20% to 80% RH Environmental
storage range: - 40° to 70°C. |
Manual and
Circuit
available
Details Below
As a Download
Click Here
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| The Manual contains the following
:-
Contents
Technical Specification
Circuit Descriptions
Test and Calibration
Parts List
Component Layouts
Circuit Diagram |
Thandar SC110A Oscilloscope
Manuals are Available Worldwide as a
Download.
Manual including circuits and Layouts 31 pages
Manual
35 A4 pages worldwide
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We do all we can to provide
the very best that is available for you.
But in the unlikely event that any data should not be as you expected.
A refund is always available. Kind Regards Allen and Alanna. |
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