Type B Push-Pull Output Transformer Various
Rola Company (AUS) Pty. Ltd.; Melbourne
- Country
- Australia
- Manufacturer / Brand
- Rola Company (AUS) Pty. Ltd.; Melbourne
- Year
- 1946 ??
- Category
- Radio part (not a module)
- Radiomuseum.org ID
- 314353
- Wave bands
- - without
- Material
- Various materials
- from Radiomuseum.org
- Model: Type B Push-Pull Output Transformer Various - Rola Company AUS Pty. Ltd.;
- Dimensions (WHD)
- 2 x 2.125 x 2.625 inch / 51 x 54 x 67 mm
- Notes
-
ROLA TYPE B PUSH-PULL OUTPUT TRANSFORMER CODES
Non-Isocore transformer designed to operate with Models 12R, 12U, G12 or G12PM loudspeakers which have a voice coil impedance of 8.4 ohms. In the past this transformer has been known as the G12 type. For 6AQ5, 6BW6 & KT61 see type BOL109. For KT66 & 807 see type BPL126.
Valve/Tube
Type
Operating
Conditions
Plate
Voltage
Nominal
Load
Transformer
Type
2A3 Class A1 self bias 250 5,000ct BTL50 2A3 Class AB1 self bias 300 5,000ct BTL50 2A3 Class AB1 Fixed bias 300 3,000ct BTL65 2A5 Class A1 Pentode self bias 250 14,000ct BNL114 2A5 Class AB2 Pentode fixed bias 375 10,000ct BOL109 6F6, G/GT Class A1 Pentode self bias 250 14,000ct BNL114 6F6, G/GT Class AB2 Pentode fixed bias 375 10,000ct BOL109 6L6, G/GT Class A1 Pentode fixed bias 250 5,000ct BPL126 6L6, G/GT Class A1 Pentode fixed bias 270 5,000ct BPL126 6L6, G/GT Class A1 self bias 270 5,000ct BPL126 6V6, G/GT Class AB1 Pentode 250 10,000ct BOL109 6V6, G/GT Class AB1 Pentode 285 8,000ct BOL124 42 Class A1 Pentode self bias 250 14,000ct BNL114 42 Class AB2 Pentode fixed bias 375 10,000ct BOL109 45 Class A1 275 9,200ct BSL46 45 Class AB2 275 3,200ct BSL79 47 Class A1 Pentode self bias 250 14,000ct BNL114 AL3 Class A Pentode 250 14,000ct BOL90 CL4 Class AB self bias Pentode 250 4,000ct BRL73 EL2 Class AB self bias Pentode 250 8,000ct BQL77 EL2 Class AB fixed bias Pentode 250 8,000ct BQL77 EL3, NG Class A Pentode 250 14,000ct BOL90 KL4 Class B Pentode 135 35,000ct BNL69
- Literature/Schematics (1)
- - - Manufacturers Literature (Rola Loudspeaker Data. (Date unknown))
- Author
- Model page created by Martin Kent. See "Data change" for further contributors.
- Other Models
-
Here you find 194 models, 70 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Rola Company (AUS) Pty. Ltd.; Melbourne