Digital Multimeter PDM35

• Country
• Great Britain (UK)

• Manufacturer / Brand
• Sinclair Radionics Ltd.; St. Ives (Cambridge)

• Year
• 1979 ?

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 193638

• Picture
• Schematics

Previous Next

Previous Next

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Wave bands
• - without

• Power type and voltage
• Dry Batteries / 9 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Digital Multimeter PDM35 - Sinclair Radionics Ltd.; St.

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Dimensions (WHD)
• 75 x 35 x 155 mm / 3 x 1.4 x 6.1 inch

• Notes

• Digital multimeter with LED display. Input impedance AC/DC 10 MΩ. Automatic polarity selection. Automatic indication of out of range.
  
  Ranges:                  Value    Resolution       Accuracy          Max input

  • DC Voltage:    1 V         1 mV         1%  ± 1 digit            240 V
                           10 V       10 mV        1% ± 1 digit          1,000 V
                           100 V     100 mV      1% ± 1 digit          1,000 V
                           1,000 V   1 V            1% ± 1 digit          1,000 V
     
  • AC Voltage;    1,000 V   1 V            1% ± 2 digit             500 V 40 Hz to 5 kHz
     
  • DC Current:    0.1 µA     0.1 nA       1% ± 1 nA                
                           1 µA        1 nA          1% ± 1 digit
                           10 µA      10 nA        1% ± 1 digit
                           100 µA    100 nA      1% ± 1 digit
                           1 mA       1 µA          1% ± 1 digit              30 mA
                           100 mA   100 µA      1% ± 1 digit              500 mA
     
  • Resistance:   x 1 kΩ      1 Ω            1.5% ± 1 digit          15 V
                          x 10 kΩ    10 Ω          1.5% ± 1 digit          120 V
                          x 100 kΩ  100 Ω        1.5% ± 1 digit           240 V
                          x 1 MΩ     1 kΩ          1.5% ± 1 digit           240 V
                          x 10 MΩ   10 kΩ        2.5% ± 1 digit           240 V

                             

• Net weight (2.2 lb = 1 kg)
• 0.180 kg / 0 lb 6.3 oz (0.396 lb)

• Price in first year of sale
• 8,595.00 Ptas

• Source of data
• - - Manufacturers Literature

• Mentioned in
• -- Original prospect or advert (“Radio Rivista” official organ of "ARI Amat. Radio Assoc." of Italy, number 1 January 1979.)

• Author
• Model page created by Alberto Sanna-Alonso. See "Data change" for further contributors.

• Other Models

• Here you find 42 models, 40 with images and 19 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sinclair Radionics Ltd.; St. Ives (Cambridge)