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From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Instruction sheet detailing test results for graded condensers.

Identifier  ExFiles\Box 52\3\  Scan093
Date  18th November 1922
  
RR 238 (300 Bks.) (SF 152. 6-11-18.) MP 197880

ROLLS-ROYCE LIMITED.

INSTRUCTIONS.

To _________________________ 19__

Order No. PB.99 (2)
Customer's No. ___________

Details of these condensers are as follows:-

Nº | Particulars
------------------------
Graded Condensers.

[Green 'G' in margin] 27. Recd from production 30-8-22. K required .25mfd. K obtained in case .258mfd at 15°C. Used on bench rig. Capacity tested at various times as below.

[Green 'G' in margin] 29. Recd 30-8-22. K required .30mfd. K obtained .258mfd at 15°C. Tested at various times as below.

[Green 'G' in margin] 30. Recd 30-8-22. K required .325mfd. K obtained .231mfd at 15°C. Tested at various times as below.

[Green 'G' in margin] 40. Recd 20-9-22. K required .35mfd. K obtained .365mfd at 21°C. Issued to test dept. 21-10-22 Returned to lab 18-11-22. Used on bench rig. tested at various times as below.

31. Recd as faulty from test dept. 20-9-22. Capacity tested and found to be low. .23mfd Tested at various times as below.

________________________
Cont'd. {John DeLooze - Company Secretary}

Signed ________________
This Sheet must be filed on completion of the work.
  
  


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