Unnumbered Page Advertisement 1

Radio Record, Volume IV, Issue 12, 3 October 1930, Unnumbered Page

Afor Minimum Consumption MAXIMUM LIFE fit L61o_ the 6-volt general 1 purpo 8 e valve XCEPTIONALLY long E living and extremely economical in operation, Specifications: L61o is the one outstanding general Fil. volts 6.0 mag, purpose valve for 6-volt battery- Fil, curr. 0.1 axp- operated sets, As a detector in leaky Plate volts grid circuits ~t 3s an AFa amplifier in 150 mar, Amp: Factor 15 transformer-coupled stages L in every Impedance socket except the last of a neutredyne- 7,500 ohmg; L61o provides you with that additional Normal Slope 2.0 ma [volts 'punch' and sparkling performance Equiva A615 which distinguishes British-built Osram lents A6o9 valves: The filament is very long, very UX201 thick; and tenaciously coated, It makes possible a high degree of electron emis- sion at low temperatures and explains the extraordinary efficiency and fobust- ness of Osram valves. IF youf dealec cannot supply {t, Or any other Usram Valve, it will be sent to you direct , safe deliveeg guacanteed. Write also fot the Osram Value Guides handy catalogue of the complete Oscam range wich useful index of the principal hroadcasting stations O338 Made in England Advertisetnent of the British General Electric Co. Ltd. Branck Ojfice and Public Showrooms: 31-37 Taranaki Streees W ellingeows