Unnumbered Page Advertisement 1

Radio Record, Volume III, Issue 45, 23 May 1930, Unnumbered Page

( ON SALE THE NEW 1930 LISTENERG' GUIDE AND CALL BOOK Contents covering 1930 -1931 SECTION 17Yester- gmplifer home-built day 'Ro-day and 'To "B accumulators the morroW 'Lhe story of two-valve AC Brown broadcasting in New ing-Drake with power 2/6 'Lealand told from a1 detection; the D.C interesting angle ~i- Hammarlund Roberts Instrated with photo- brought up to date: SEOTION 5. From SE8+ioN 2-Beyond Near and Far The the Controls TTells short wave section, From All Booksellers when turned hon Eusc ad conptoing and 25.cAe: entertainment come ceiver that will bring from afar. The lan- in 5SW (Fngland) ou guage is esxiengla yet thecgexer: &-_Within nothing 1g left out: Deals with the Vacuum Explain the modern set, and ing al1 about valves; goal~selectivity sen- with full tables Sitivity and guality SECTION 7 ~Seack- There is 2 secfion on ing the Ether speakers covering four Flgns of every station Country Resldents pages and illustrated ~broadcast short- bv ten diagramg apd wave and amateur pictures-~and all vew likely to be heard iu may Order direct SEteion 3_ From NeCTZeland :_When Radio to Record : De- the Set Goes Wrong voted to the radio 'Tracking troubles with this Coupon ESEmophone nepleath iie ues ccodensed Seamecliade "why" and 'how" of location of troubles electric gramophone SECTION 9-Facts & reproduction: Figures Handy and SECTON 4~Learn- unusual tables, with a ing hy Doing 'The gramophone speed in- constructor's section_ all ready to Knick-knacks t h a t clip diqatout (there is 1o- every constructor will thing on the back) . delight to make_ STOTION 10~Glos Transformers f 0 1 Considerably evefy purpose wave sevised and brought traps and another CrYS- up to date all defini- tel set; 8A" elimin- tions are 'ibe essence ator ; 9 pushpull to 0f simplicity. { Radio RRecord ~AND Electric Home Journal 1f J Dominion Buiiding; t %e Wellington 77677MMTFRT7;M/7E "RADIO RECORD, PO. 7 8 one Radio find 1032, Wellington: dispatched 0 enclosed Listeners' PN. Address me 2/9, Guide immediately 1 and Qa) Call yment upOu Book: and publication: postage 2