Dual trace oscilloscope 303 A
TTM Electronics Corporation; Tokyo
- Country
- Japan
- Manufacturer / Brand
- TTM Electronics Corporation; Tokyo
- Year
- 1980 ??
- Category
- Service- or Lab Equipment
- Radiomuseum.org ID
- 294597
Picture from manual
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 1
- Number of Transistors
- 81
- Semiconductors
- 2SK30 2SK58 2SA818 2SA836 2SA886 2SA912 2SC458 2SC535 2SC1173 2SC1318 2SC1628 2SC1846 2SC1885 2SC470 1S32 02BZ2.2 1S1555 1S1587 1S1588 1S1834 1SS83 1N60 HZ2 S5277B W02 WZ040 WZ050 WZ065 WZ081 WZ120 AN606 CA3046 or. HA1127 CD4001 CD4011 CD4572 SN7400 SN7404 78L05A 78L08 78L10 SF1_Diode
- Wave bands
- - without
- Power type and voltage
- Line plus power jack, mostly with battery or storage battery / AC: 90-130; 180-260 / DC: 11-30 / internal battery 12 Volt
- Loudspeaker
- - - No sound reproduction output.
- Material
- Metal case
- from Radiomuseum.org
- Model: Dual trace oscilloscope 303 A - TTM Electronics Corporation;
- Shape
- Portable set > 8 inch (also usable without mains)
- Dimensions (WHD)
- 223 x 112 x 298 mm / 8.8 x 4.4 x 11.7 inch
- Net weight (2.2 lb = 1 kg)
- 4.5 kg / 9 lb 14.6 oz (9.912 lb)
- Literature/Schematics (1)
- -- Original-techn. papers.
- Author
- Model page created by Miguel Bravo-Cos. See "Data change" for further contributors.
- Other Models
-
Here you find 2 models, 2 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from TTM Electronics Corporation; Tokyo