Unnumbered Page Advertisement 1

Radio Record, Volume IV, Issue 17, 7 November 1930, Unnumbered Page

Jor MiniMuM Consumption MAXIMUM LIFE fit L61o _ the 6-volt 1 g en eral purpos e valve EXcEPTIONALLY long living and extremely economical in operation, Specifications = L6io is the one outstanding general Fil; volts 6.0 max; purpose valve for 6-volt battery- Fil, curr; 0.1 amp. Plate volts operated sets- As 2 detector in leaky 150 max. grid circuits Brt as an A R amplifier in Amp: Factor 15 transformer-coupled stages 4 in every Impedance socket except the last of 2 neutrodyne- ae 7,500 ohms; Normal Slope L61o provides You with that additional 2.0 'ma/volts 'punch" and sparkling performance Equiva A615 which distinguishes British-built Osram lents A6og UX2OI valves. The filament is very long, very thick, and tenaciously coated: It makes possible a high degree of electron emis- Sion at low temperatutes and explains the extraordinary efficiency and robust- ness of Osram valves. 1f yout dealer cannot supply tt , Ot @ny otner Uscam Valve, it will be sent to you ditect , safe delivery guaranteed. Write also for the Osram Valve Guide, 0 handy catalogue of the complete Ostam tange With 0 useful index of the princinal broadcasting stations: OSrQ Made Yates in England Advertisement of the British General Electric Co. Ltd. Branch Office and Public Showrooms: 31-37 Taranaki Street, Wellington