Page 29 Advertisement 3

Radio Record, Volume II, Issue 38, 5 April 1929, Page 29

The Shielded Five Neutrodyne Screening Boxes_ Sheet metal supplied or boxes made up to specifications. S. d. S. d. 3 Fbonite Formers; 33in. X 1 Magnus Rheostat, 6, 10 or 2in: with strip Iin. X 12in. 20 ohms, cach 3 Empire Cloth 3 6 2 Airzone Neutralising Con- zlb. 240. DC.C: Wire . 2 6 densers, each 5 Zlb _ 30G. DC.C. Wire 2 3 1 Airzone RF Chokce 2 Emnico Midget Transform 3 Caidwell .0005 Condensers, e1S, each 13 9 each 12 6 Or' 2 Thordarson Transform- Or Ormond .0005 Condensers, erS, each 25 0 each 12 12 Terminals NF 3d. each:, 1 Fixed Condenser .0025, each 2 engraved, each 6 1 Panel 21 X 7, Ebonite; i0/9; 1 Fixed Condenser ;, .001, each 1/-, 2/- Formica 18 8 2 Fixed Condensers, 55 mfd, 1 Jack S.C. FC_ 3 6 each 3 3 } @b. connecting wire, 3-iength 5 Parkrin U X Soclrets 2 3 sleeving 3 2 THOS. BALLINGER 8 COj, LTD: 58-62 VICTORIA STREET WELLINGTON: 66 WHERE THE QUALITY GOODS ARE SOLD.%