David Theodore Nelson Williamson was a prominent Scottish electronics engineer, best known for designing the Williamson amplifier—a seminal high fidelity valve amplifier. His design featured OSRAM brand valves and was published in the British Wireless World magazine starting in 1947. Through his career, he worked at M. O. Valve Company, Ferranti, and later served as Group Director of Engineering at Rank Xerox until his retirement in 1976. He was recognized for his contributions to engineering by being elected a Fellow of the Royal Society in 1968.
Zodiac Sign (Western)
Sunsign, Tropical Zodiac
Zodiac Sign (Vedic)
Moonsign, Sidereal Zodiac
Age (Today)
Your next birthday is 58 days away.
Death Anniversary
Next death anniversary is 222 days away.
Death Date
Place of Birth
Time Zone - Europe/London (0:0 W)
Chinese Zodiac Sign
Birth Number
Life Path Number
Name Number (Chaldean)
Name Number (Pythagorean)
Meaning of the name - David
beloved, friend
Read Full David Name AnalysisFebruary 15, 1923 Facts
Generation Group
David Theodore Nelson Williamson belongs to the GI Generation group.
Place of Birth: Edinburgh
Occupation: electrical engineer | inventor | audio engineer
Employers: Marconi-Osram Valve | Ferranti | Xerox
Awards Received: Fellow of the Royal Society (F.R.S.)
Astrology Analysis
Ephemeris for February 15, 1923
Note: Moon position is location and time sensitive.| Planet | Position (Tropical, Western) | Transits on February 15, 2024 | Secondary Progressions for February 15, 2024 |
|---|---|---|---|
| Sun | 25 Aquarius 47 | 26 Aquarius 17 | 5 Gemini 10 |
| Moon | 22 Aquarius 17 | 12 Taurus 7 | 27 Libra 18 |
| Mercury | 0 Aquarius 43 | 16 Aquarius 29 | 7 Gemini 37 |
| Venus | 9 Capricorn 19 | 28 Capricorn 33 | 7 Taurus 5 |
| Mars | 18 Aries 11 | 1 Aquarius 43 | 27 Gemini 46 |
| Jupiter | 18 Scorpio 9 | 9 Taurus 1 | 11 Scorpio 7 |
| Saturn | 20 Libra 32 | 8 Pisces 6 | 14 Libra 23 |
| Uranus | 12 Pisces 32 | 19 Taurus 16 | 17 Pisces 16 |
| Neptune | 16 Leo 32 | 26 Pisces 13 | 15 Leo 37 |
| Pluto | 9 Cancer 19 | 0 Aquarius 48 | 9 Cancer 50 |
| Rahu | 21 Virgo 56 | 18 Aries 28 | 16 Virgo 35 |
| Ketu | 21 Pisces 56 | 18 Libra 28 | 16 Pisces 35 |
Chandra Kundali (Equal House, North Indian Diamond Chart)
