This is a rebuild of the 'Tunny' machine used to decipher teleprinter messages enciphered on the German Lorenz SZ42 Cipher machine.
Added:
20th May 2009 by Diane Earl
Subjects:
History
Key Stages:
Key Stage 2, Key Stage 3, Key Stage 4, Key Stage 4+
EXIF data:| FILE |
| FileName | img_0779.jpg |
| FileDateTime | 0 |
| FileSize | 6226237 |
| FileType | 2 |
| MimeType | image/jpeg |
| SectionsFound | ANY_TAG, IFD0, THUMBNAIL, EXIF, INTEROP |
| COMPUTED |
| html | width="2848" height="4272" |
| Height | 4272 |
| Width | 2848 |
| IsColor | 1 |
| ByteOrderMotorola | 0 |
| CCDWidth | 14mm |
| ApertureFNumber | f/4.5 |
| UserComment | |
| UserCommentEncoding | UNDEFINED |
| Thumbnail.FileType | 2 |
| Thumbnail.MimeType | image/jpeg |
| IFD0 |
| Make | Canon |
| Model | Canon EOS 450D |
| Orientation | 1 |
| XResolution | 720000/10000 |
| YResolution | 720000/10000 |
| ResolutionUnit | 2 |
| Software | Adobe Photoshop Elements 5.0 Windows |
| DateTime | 2009:05:20 12:47:09 |
| YCbCrPositioning | 2 |
| Exif_IFD_Pointer | 228 |
| THUMBNAIL |
| Compression | 6 |
| XResolution | 72/1 |
| YResolution | 72/1 |
| ResolutionUnit | 2 |
| JPEGInterchangeFormat | 1090 |
| JPEGInterchangeFormatLength | 6397 |
| EXIF |
| ExposureTime | 1/60 |
| FNumber | 45/10 |
| ExposureProgram | 2 |
| ISOSpeedRatings | 400 |
| ExifVersion | 0221 |
| DateTimeOriginal | 2009:02:25 11:30:28 |
| DateTimeDigitized | 2009:02:25 11:30:28 |
| ComponentsConfiguration | |
| ShutterSpeedValue | 393216/65536 |
| ApertureValue | 286720/65536 |
| ExposureBiasValue | 0/1 |
| MeteringMode | 5 |
| Flash | 9 |
| FocalLength | 37/1 |
| UserComment | |
| SubSecTime | 03 |
| SubSecTimeOriginal | 03 |
| SubSecTimeDigitized | 03 |
| FlashPixVersion | 0100 |
| ColorSpace | 1 |
| ExifImageWidth | 2848 |
| ExifImageLength | 4272 |
| InteroperabilityOffset | 964 |
| FocalPlaneXResolution | 4272000/878 |
| FocalPlaneYResolution | 2848000/584 |
| FocalPlaneResolutionUnit | 2 |
| CustomRendered | 0 |
| ExposureMode | 0 |
| WhiteBalance | 0 |
| SceneCaptureType | 0 |
| INTEROP |
| InterOperabilityIndex | R98 |
| InterOperabilityVersion | 0100 |
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The 'Tunny' Machine
