The Postal Museum

Recent papers from The Postal Museum

1. Continued declines of Redshank Tringa totanus breeding on saltmarsh in Great Britain: is there a solution to this conservation problem?Bird Study · 2013
2. Subjective quality of television pictures impaired by short-delay echoProceedings of the Institution of Electrical Engineers · 1974
3. Subjective assessment of flicker in visual-telephone picturesProceedings of the Institution of Electrical Engineers · 1974
4. An experimental differential p.c.m. encoder-decoder for viewphone signalsRadio and Electronic Engineer · 1973
5. Simple mathematical model of shift of threshold voltage induced in an m.o.s. transistor by testing at elevated temperaturesProceedings of the Institution of Electrical Engineers · 1972
6. Spectral transformations for digital filtersProceedings of the Institution of Electrical Engineers · 1970
7. Effect of observer adaptation on the results of television quality-grading testsProceedings of the Institution of Electrical Engineers · 1970
8. Echo suppressors for telephone connections having long propagation timesProceedings of the Institution of Electrical Engineers · 1969
9. Subjective quality of colour-television pictures impaired by video crosstalkProceedings of the Institution of Electrical Engineers · 1969
10. Synthesis of active filters with optimum sensitivityRadio and Electronic Engineer · 1968
11. Effects of band-limiting the r.f. spectrum in a communication-satellite system employing wide-deviation frequency modulationElectronics Letters · 1967
12. Investigation of multiple f.m./f.d.m. carriers through a satellite t.w.t. operating near to saturationProceedings of the Institution of Electrical Engineers · 1967
13. Speech-level control in telephone instrumentsProceedings of the Institution of Electrical Engineers · 1967
14. New RC-active-network synthesis procedures using negative-impedance convertorsProceedings of the Institution of Electrical Engineers · 1967
15. Subjective quality of colour-television pictures impaired by random noiseProceedings of the Institution of Electrical Engineers · 1966
16. Development of group-delay equalisers for 4 Gc/sProceedings of the Institution of Electrical Engineers · 1965
17. Subjective quality of television pictures impaired by long-delayed echoesProceedings of the Institution of Electrical Engineers · 1965
18. Subjective quality of colour-television pictures impaired by gain and delay inequalities between the luminance and chrominance channelsProceedings of the Institution of Electrical Engineers · 1965
19. Quality grading of impaired television picturesProceedings of the Institution of Electrical Engineers · 1964
20. Statistical properties of speech signalsProceedings of the Institution of Electrical Engineers · 1964