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Aviation History
1959
1959 - 2157.PDF
168 FLIGHT 4 SEPTEMBER 1959 | 'DIAMOND H' Hermetically Sealed Miniature Relays aJmrcufd, Conyott/gr attcC otifer kc^i/u fi&^/jorf*ux*tce- SERIES B R. HERMETICALLY SEALED 4 P.D.T. RELAYS Series BR relays are hermetically sealed 4-pole D.T. high performance components. Weighing 4 ozs. or less, they offer vibration resistance better than 2,000 c.p.s. at 20 G, operating shock resistance to 50 G and temperature range from ,—65° C. to +200° C. Applications range from guided missiles and high speed aircraft to com- puters, fire control, radar, Mounting Arrangements to suit all requirements This is one of the wide variety of standard mount- ing arrangements available for " Diamond H " relays. SERIES BS. f c J HERMETICALLY SEALED 4 P.D.T RELAYS WITH SEPARATELY SEALED COIL—INORGANIC SWITCH MECHANISM Greatest dry circuit reliability is assured in series BS relays. by virtue of the coils being separately sealed within the outer hermetically sealed case. The switch mechanism con- tains no organic matter, hence contact contamination is eli- minated. Dry and wet circuits can be safely inter- mixed. Electrically and physically, series BS relays are interchangeable with series BR relays. 'DIAMOND H SWITCHES LIMITED. GUNMERSBURY AVENUE, CHISWICK, LONDON, W.4. Telephone: CHISWICK 6444 (5 LINES) Telegrams:- DIAMONHART. CHISK. LONDON. PICKED OUT FOR THE VICKERS VANGUARD In this new airliner, behind which lies consider- able thought and care for passenger safety and comfort, Siebe, Gorman Quick-Release belts have been specified. - Adjustment and fixing are completed with one operation with the Type IV Safety Belt which is tested to withstand 9.G and carries the A.R.B. approval. Available in colours to match most aircraft colour schemes. SIEBE, GORMAN NEPTUNE WORKS • DAVIS ROAD • CHESSINGTON • SURREY TELEGRAMS: SIEBE, CHESSINGTON. TELEPHONE: ELMBRIDGE 5900 MANCHESTER OFFICE: 274, DEANSGATE. TEL. DEANSGATE 6000 AGENTS THROUGHOUT THE WORLD AT
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