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Telequipment Oscilloscope S22
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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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Maintenance
Manual with
Circuits and
Operation Instructions
Details Below
As a Download
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& Manuals
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Telequipment S22 Oscilloscope
Manuals
also available for the following models :-
S22, D31, D31R, S31, S31R, D32,
S32A, S32AR, D43,
D43R, S43, D51, S51,
D52, S52, D54, D54R,
D56, D61,
D61A, DM63, DM64, D65, D66,
D67, D67A, D80, D83,
D1010, D1011, D1015, D1016 & Serviscope Minor.
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The S22 is a single trace portable ‘scope’ operating either from internal batteries or an external
a.c. supply. It incorporates a built-in battery charger and is intended for general servicing and field use.
CATHODE RAY TUBE (CRT)
Rectangular flat faced C.R.T.
Display Area 10 x 6 divisions (each division = 0.6 cm).
Phosphor P31.
Overall accelerating potential 1 .2 kV approximately (varies with battery voltage).
VERTICAL AMPLIFIER
BANDWIDTH (-3db)
X1 gain
DC DC-5MHz.
AC 2Hz-5MHz.
X10 gain
DC DC-1MHz.
AC 2Hz-1MHz.
VERTICAL DEFLECTION
Calibrated Ranges (Xl) 10 mV/div - 5 V/div )
(X10) 1 mV/div- 500 mV/div )
9 Ranges in 1-2-5 sequence.
Accuracy ± 5%.
Input impedance 1 M ohm in parallel with 45 pF approximately.
Max. Input Voltage ±250 V peak.
HORIZONTAL DEFLECTION
Sweep Rates X1 300 ms/div- lps/div ±5% )
X10 30 ms/div - 100 ns/div ±10% )
12 ranges in 1-3-10 sequence.
TRIGGER
AC
Level Fully variable over 6 divisions on all waveforms.
Auto Bright line in absence of trigger signal and automatic triggering on symmetrical waveforms over 1 div. with restricted level control.
TV Triggering on TV field pulses for sweep ranges 0.3 sec/div to 0.1 ms/div and TV line pulses for 30
ps/div to 1 ps/div.
Source Internal or external. Both positive or negative for ac and TV.
Sensitivity
Internal
4OHz-2MHz 0.3div.
2 MHz -5 MHz 1 div.
External
40Hz . 5 MHz 500 mV approximately.
CAL OUTPUT SOCKET
Output Voltage 500 mV ±1%.
Output Impedance 1 k ohm approximately
Wave Shape Vertical edge at about screen centre - positive with respect to earth.
POWER REQUIREMENTS
Internal rechargeable battery
Voltage 6 x 1.25 V (D CELLS)
Battery life 4 hours approximately with continuous use.
Built in charger allows the
batteries to be charged in 14 hours with the instrument switched off or trickle charges the batteries if the instrument is switched on.
Mains Voltage
l00-112V
112- 125V
200 - 224V
225- 250V
Frequency 50-400 Hz
Consumption 14 VA
SIZE
Height 77 mm
Width 200 mm
Depth 263 mm
WEIGHT 4.3 kg
TEMPERATURE RANGE (AMBIENT)
Operational 0 to 35 C
Storage -10 C to 4O C
ACCESSORIES AVAILABLE AS EXTRAS
Calibration Lead
Carrying Case (attache style)
Carrying Case (shoulder strap)
External battery adaptor
Probe type TP1 (Xl attenuator)
Probe type TP2 (Xl0 attenuator)
Approx. 1.4 metres cable
Approx. 2.0 metres cable
Approx. 30 metres cable
Probe type TP5 (Xl - Xl0 attenuator)
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Maintenance
Manual with
Circuits and
Operation Instructions
Details Below
As a Download
Click Here
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The Manual Contains the
Following :-
SPECIFICATION
Accessories available as extras
Cal output socket
Cathode Ray Tube (CRT)
Horizontal Deflection
Power requirements
Size
Temperature range (Ambient)
Trigger
Vertical amplifier Bandwidth
Vertical deflection Weight
OPERATING INSTRUCTIONS
Additional Facilities - Use of
Level
Mode
Slope
Trigger Source
Basic Applications
Correction Formula for fast risetime waveforms
Frequency Measurement
Instantaneous Voltage measurement with reference to a DC Voltage
Instantaneous Voltage measurement with reference to ground
Peak to Peak Voltage measurement
Rise Time Measurements
Time Duration measurement
Use as a Monitor or Display
Voltage Measurement between two points on a waveform
Battery Operation
First Time Operation
Setting the Controls
Switch On
Input and Output Sockets
Mains Operations
Battery Charging
General
Operation from an External DC Supply
Operation of Controls
CRT
Horizontal
Vertical
Pre Operational Check
CIRCUIT DESCRIPTION
Battery Charger
Calibrator
Cathode Ray Tube
Converter Power Supply
General
Horizontal Amplifier
Timebase, Unblanking and Bright Line Auto Circuit
Trigger Circuits
Y Amplifier and Attenuator
MAINTENANCE AND RE-CALIBRATION
Calibration Procedure
Astigmatism and Geometry
Attenuator
Battery Charge Rate and Initial Setting
H F Pulse Response
Internal Calibrator
Supply Line Voltages
Sweep Accuracy
Sweep Stability and Length
Trigger Sensitivity
TV Trigger
Xl - Xl0 Balance
Y Gain
Introduction
Calibrator
General
Tools and Equipment Mechanical
Access to Interior
CRT Fitting
CRT Removal
Opening out Side and Lower Flaps
COMPONENTS LIST
Electrical Components
Mechanical Parts
Table of Circuit References
CIRCUIT DIAGRAMS
Vertical Amplifier
Calibrator and Vertical Amplifier
Battery Charger and Power Supply
Trigger Circuit
Sweep Generator, Unblanking and X Amp.
Time/DIV Switch
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Maintenance
Manual with
Circuits and
Operation Instructions
Details Below
As a Download
Click Here
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Telequipment S22 Oscilloscope
Manuals are Available Worldwide as a
Download.
The
Manual contain 38 pages including Circuits
Component lists and Layouts
Manual
38 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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