Unnumbered Page Advertisement 1

Radio Record, Volume IV, Issue 37, 27 March 1931, Unnumbered Page

The 66 Guides IS PUBLISHED THIS WEEK 8 For the last six months our readers have been anxiously awajting the pub- lication of the 1931 edition; end twe now have pleasure in announcing its appearance for sale this week. As in former 'yearb; every 'phase of radio has been exhaustively and simply discussed and tables and charts brought up-to-date, whjlst the stations calls section now covers twenty-three pages, S0 those who purchase the latest work are sure t0 fnd that they once more have obtained & wonderful book of reference and instruction. CHAPTERS OF' INTEREST For Amateur Constructors Chabter 1~-Radio in1 New Zcaland. Many new ideas are shown in this year' $ circuits, all of which have been Chapter 2-4 bricf account of the tried and proven in the laboratory before inclusion in the Guide- {echnique of broadcasting: Linking ap Constructors 'mny build with our guidance any set up to five valves, no with rccording for gramophoness @nd matter whether it be AC. or battery, combination or shortwave, should 'they talkics Selectivity and thc Robinson desire to do S0. Radiostat. Scts : How thcy work_ AlI Perhaps the. most popular shortwave circuit will prove to be the screen-grid typcs, from crystals to super-hctcro- AC. recejiver using four valves; the test model in our laboratory has brought dyne in England, Holland and America with full loud-speaker strength, and the Chaptcr 3.--Gramophoncs scttimn ctker circuits described are equally as good a5 this one in Fulflling the Pur- Notcs 011 popular gramophonc topics,_ pose for which they were designed: pick-mps, ctc_ Chatter; 4.-Conslruction, including The 66 Call Book 99 Section tits and joltings, and howv t0 makc all tyhcs of scts rith comtflete circuits, The most coprehensive call book ever published in the Southern Hemis" Chabtcr 5,_Transformcr constructio_ phere will be included in the 1931 Guide. AII the New Zealand and Chapter 67Short-wa?c rcccblion and Australian stations listed will have complete particulars of call-sign, address, transmission: Complcte circuils for dif: powcr, wave-length frequency, and hours of operation. fercnt tybes of short-ivaze scls and adat: For the Purposes of overscas compilation we have had numerous official tors: correspondents in many parts of the world forwarding full details of" the Chapter 7. Trouble tracking mncthod stations in their particular ccuntries. fully described. Sufficient is it to say that over 400 American atations are listed, giving Chapter 8_Call Book, [vcry sla: all details; with the exccption of hours of operation:: Stations in such coun- tiom that can hc hcard il Ncro , Zcaland tries as Canada, Mexiico, Cuba, Japan, and China have also been similarly is Jisted , giving full dclails a, to call dealt witk sign-frequency, ctc; The most important shortwave transmitters in all countries are given; with Chabter 9~-Rcferencc scction their hours of operation in New Zealand time. Chaptcr 10.-Glossary of wirelcss tcriins. THE GUIDE IS BEING PUBLISHED IN WELLINGTON ON WEDNESDAY COMPLETE NEW ZEALAND DISTRIBUTION BY THE END OF THE WEEK . RADIO GUIDE and CALL BooK Obtainable from all Price 4/6 Radio Dealers and 'RADIO Booksellers Record: P.o: Box 1032, Country Readers May Wellington: Published by the uSe the Coupon Please find en- closed PN: for 2/10 being payment (& post- age) for one "Radio Guide and Call: Book: " It i8 to be dispatched to me immediately. Radto RRecotd Name Addrcss Paoa Box 1032 WELLINGTON 27/3/31_ ErInted and puhllehed for the Radio Tublishing Conlpany oC' New 'Lealand Ltu, #t the cegislereu_ ollice, Waketfela Streel, WVelliug t(1_ of ine Welligton Eublisletus Cqtuoudy: wtd_ by George Thompson, Of 7 Rimu Road, Kelburn, Printer; and Roy Cecil 'Temple, of Te Kaianga: Khandallah, Publisher;, Welliugton FRIDAI, MARCH 27, 1831;