Radio chronology: Difference between revisions
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| November | | November | ||
| Bell Labs, Hadley Field, N.J. Dorsal Vee added. | | Bell Labs, Hadley Field, N.J. | ||
* [[Radio equipment on NR16020|Western Electric transmitter and receiver installed]] by [[W.C. Tinus]]. | |||
* [[Dorsal Vee]] added. | |||
|- | |- | ||
| November ? | | November ? | ||
| Gurr re-attaches receiver antenna in California? | | [[Gurr]] re-attaches receiver antenna in California? | ||
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| November 27 | | November 27 | ||
| Line 56: | Line 56: | ||
| 20 May | | 20 May | ||
| Second round-the-world attempt began in secret. | | Second round-the-world attempt began in secret. | ||
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| 23 May | | 23 May | ||
| Line 65: | Line 62: | ||
| 30 May | | 30 May | ||
| Public announcement of second attempt. | | Public announcement of second attempt. | ||
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| 26 June | | 26 June | ||
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* Port Darwin? 0720 GMT, Earhart: "...Itasca transmit letter A, position, own call letters, as above on half hour at 7.5 MHz." | * Port Darwin? 0720 GMT, Earhart: "...Itasca transmit letter A, position, own call letters, as above on half hour at 7.5 MHz." | ||
* Earhart sent two telegrams to Lae; one said that she would be using 36 meters (8. | * Earhart sent two telegrams to Lae; one said that she would be using 36 meters (8.327 MHz) and the other said 36.6 meters (8.191 MHz) on her [[DF| direction finder]].<ref>[http://www.tighar.org/Publications/TTracks/2005Vol_21/2103.pdf ''TIGHAR Tracks,'' October 2005.]</ref> | ||
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| 28 June | | 28 June | ||
| Line 79: | Line 73: | ||
| 29 June | | 29 June | ||
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* AE stayed in touch with Darwin "for a distance of 200 miles from this station, radio telephone being used by Miss Earhart."<ref>[[Receiver fuse replaced in Darwin|A.R. Collins, Aircraft Inspector and Officer-in-Charge of the Aerodrome at Darwin | * AE stayed in touch with Darwin "for a distance of 200 miles from this station, radio telephone being used by Miss Earhart."<ref>[[Receiver fuse replaced in Darwin|A.R. Collins, Aircraft Inspector and Officer-in-Charge]] of the Aerodrome at Darwin. [http://www.sengpielaudio.com/calculator-wavelength.htm Wavelenth to frequency converter.]</ref> | ||
* | * Couldn't test direction finder because [[Darwin to Lae| Earhart sent wrong frequencies to Lae]]. | ||
* [[Delayed in Lae]]. | |||
|- | |- | ||
| 1 July | | 1 July | ||
| | | [[Failed direction finding test in Lae]]. Rec'd time and weather. | ||
|- | |- | ||
| 2 July (Lae date) | | 2 July (Lae date) | ||
| Line 92: | Line 87: | ||
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| 30 July | | 30 July | ||
| [[Cross memo]]. | | [[Cross memo]] describes the [[Radio equipment on NR16020|original transmitter, receiver,]] and [[Hooven Radio Compass]]. | ||
|} | |} | ||
Latest revision as of 19:47, 25 February 2011
| 1936 | |
|---|---|
| 24 July | Earhart takes delivery on her birthday. |
| October | Hooven Radio Compass installed; Dayton, Ohio. |
| November | Bell Labs, Hadley Field, N.J. |
| November ? | Gurr re-attaches receiver antenna in California? |
| November 27 | Inspected: WE transmitter and receiver, Hooven Radio Compass |
| 1937 | |
| February 12 | NYC Press conference announcing round-the-world flight. Manning flies with Earhart and Putnam to California. |
| Gurr and Manning work together. | |
| March 7 | Loop antenna installed. |
| March 13 | Noonan hired. |
| Test flights. | |
| 17 March | Oakland to Honolulu. |
| 20 March | Luke Field. |
| 2 April | Electra returned to California, trucked to Lockheed. |
| 14 May | Letter of authority for second attempt issued. |
| 19 May | Bureau of Air Commerce certifies aircraft airworthy. |
| 20 May | Second round-the-world attempt began in secret. |
| 23 May | Arrived in Miami with radio complaints. Pan American mechanics troubleshoot systems. Starboard navigation window skinned over. |
| 30 May | Public announcement of second attempt. |
| 26 June |
|
| 28 June | Receiver fuse replaced in Darwin. |
| 29 June |
|
| 1 July | Failed direction finding test in Lae. Rec'd time and weather. |
| 2 July (Lae date) | Left Lae. Transmissions not heard for hours ... |
| 2 July | Aircraft lost. |
| 30 July | Cross memo describes the original transmitter, receiver, and Hooven Radio Compass. |
References
- ↑ TIGHAR Tracks, October 2005.
- ↑ A.R. Collins, Aircraft Inspector and Officer-in-Charge of the Aerodrome at Darwin. Wavelenth to frequency converter.