Unnumbered Page Advertisement 1

Radio Record, Volume III, Issue 44, 16 May 1930, Unnumbered Page

The news every RADIO ENTHUSIAST is awaiting The New 1930 TADI LISTENERS' GUIDE is on Sale Next Week: PRICE 4/6 The clear index will let you pick the page and paragraph the very item of instruction that has delayed enjoyment of your Radio:so long. UNEXPECTED FEATURES OF GREAT VALUE TO What you expect to know is in the New 1930 Edition, but condens- EXPERIMENTERS AND CONSTRUCTORS. ed into clear understandable information- contains more of practical benefit-your pocket and your interest is studied: Too closely if you 1. A gramophone speed indicator. like, for amongst the many ugeful tools described there is An Electric 2 Tables. giving voltage drops through various resistances_ Soldering Iron that can be made for 2 few pence. There are other 3 A complete wire table giving everything the experimenter wants to tools equally valuable. know about wire. Surely everyone can save money by knowing all about values. The 4 A table giving the number of turng for coils of any size with any new 1930 Guide tells you. condenser. For the general reader there is a complete list of all stations that 5. Details of step-up and step-down transformers for all voltages. can be heard in New Zealand. There is in simple language a Valve tables giving all details about valves, including maximun #tory of how broadcasting i8 accomplished, with special attention undistorted output. to broadcasting in New Zealand: This section i8 well illustrated with photographs. 7 Full working details of a power amplifier, battery charger, A.C: set, A.C short-wave adaptor, a DC. set, a D.C: short-wave set, and full The whole publication is profusely illustrated with clear diagrams, 11 "How to Make" descriptions of the various little knick-knacks that photo diagrams nad photos. every;-constructar needa; Handiest work of general information in Radio ever produced. Diagrams, drawings and special photographs to clearly illustrate every section: "RADIO RECORD; ORDER YOUR CoPY NoW 8 Po Box 1032, The "Guide" will be obtainable from all Radio Dealers and Books Please find enclosed PN: 2/9, being pay- ment and postage for one "Redio Listeners sellers, or direct from the publishers. Guide and Call Book:" It is to be dispatched to ne immediately upon publication. Name [3e 0z0 j979; 410 0o 00 488-80 GF 013# en 04re & {24 1 0 The Radio Record and Electrical Home Journal Address [Areryr{44+ 4836re}e3t' G2r 01r #ud atr0 PO. BOX 1032, WELLINGTON Ix2