The World of Spectrum
Computers - Systems - Sinclair - ZX Spectrum. A huge archive of software, images and documentation for the Sinclair ZX Spectrum. ...
NIST Time and Frequency Division
Reference - Time. The National Institute of Standards and Technology maintains time and frequency standards for the United States. ...
tf.nist.gov
Office of Spectrum Management (OSM)
Business - Telecommunications - Regulation - Agencies - United States. Responsible for managing the Federal Government's use of the radio frequency spectrum. Includes technical papers in pdf format an ...
www.ntia.doc.gov
My Frequency Inc.
Business - Electronics and Electrical - Components - Crystals. Manufactures frequency control devices including quartz crystals, crystal oscillators, VCXOs and TCXOs. Includes electrical and mechanical specifications and part numbering guide. ...
www.myfrequencyxtal.com
The Blair Frequency Guide
Regional - North America - United States - Pennsylvania - Counties - Blair - Recreation and Sports. Radio scanner frequency listing for of police, fire, hams, aircraft, railroads, emergency, and busin ...
www.angelfire.com
Spectrum Zone
Computers - Systems - Sinclair - ZX Spectrum. Concentrates on Spanish games for the Spectrum with covers, screenshots, manuals, reviews and walkthroughs. In English, Spanish and Italian. ...
www.computeremuzone.com
The Sinclair Spectrum
Computers - Systems - Sinclair - ZX Spectrum. Home of Philip Kendall's comp.sys.sinclair FAQ, also including a collection of Spectrum ROMs and some utilities. ...
www.shadowmagic.org.uk
Space Frequency Coordination Group (SFCG)
Science - Reference - Standards - Organizations. A forum for solving frequency management problems encountered by member space agencies. Publishes a handbook, resolutions and recommendations which are available for download as Word and PDF documents. ...
www.sfcgonline.org
The Autistic Spectrum
Health - Mental Health - Disorders - Neurodevelopmental - Autism Spectrum - Personal Pages. Information about Autism and learn from one parent's personal experiences. ...
stevens_mom.tripod.com
Spectrum First
Regional - Europe - United Kingdom - England - South Yorkshire - Sheffield - Health. A registered limited company and social enterprise. Specialises in providing training and support for people with A ...
www.spectrumfirst.co.uk
RadioReference.com - US Scanner Frequency Database
Recreation - Radio - Scanning. Easy, fast searching for current and updated scanner and other radio frequencies by state, county or municipality. Complete trunking and talkgroup frequencies, transmitt ...
www.radioreference.com
Northern California Spectrum
Recreation - Radio - Scanning - Regional - United States. Frequency guide and scanning resources for Northern California. ...
www.scancal.org
California - Autism Spectrum Consultants
Health - Mental Health - Disorders - Neurodevelopmental - Autism Spectrum - Services - United States. Provides supervision, consultation, and training for children with autism across the spectrum - from non-verbal imitation to Theory of Mind. ...
www.autismconsultants.com
Spread Spectrum Online
Science - Technology - Television - Digital Broadcasting. Comprehensive information on Spread Spectrum Technology, including tutorials. ...
sss-mag.com
Your Spectrum Unofficial Archive
Computers - Systems - Sinclair - Magazines and E-zines. An archive of Your Spectrum magazine, including hundreds of articles and images from all 21 issues of the magazine published between January 1984 and December 1985. ...
www.users.globalnet.co.uk
Your Spectrum: Elitism
Games - Video Games - Action - Space Combat - Elite Series - Elite. Feature by David Bishop, including tips on launching, combat, ranks, and trading for Sinclair Spectrum Elite. ...
www.users.globalnet.co.uk
Autistic Spectrum Disorders
Regional - Europe - United Kingdom - Health - Mental Health - Disorders - Neurodevelopmental - Autism Spectrum. Article from the British Medical Journal examining studies into the prevalence of autism ...
bmj.bmjjournals.com
Full Spectrum Tours, Inc.
Regional - North America - United States - Idaho - Localities - S - Sandpoint - Recreation and Sports. One of the most paddling resources on the web. Full Spectrum Tours offers guided tours on North I ...
www.kayaking.net
Spread Spectrum Scene
Science - Technology - Electronics - Publications. Online-only magazine, published approximately twice-yearly. Technical articles, tutorials and discussions relating to RF and spread spectrum technolo ...
sss-mag.com
Home Brew Spectrum Analyzer
Science - Technology - Electronics - Reference - Circuit Archives. How to make a spectrum analyzer with tips and advice on component selection and architecture. A large number of circuit ideas and schematics, with sources and construction tips. ...
www.nitehawk.com
Frequency Selection Database
Science - Technology - Electrical Engineering - Communications - Mobile Systems. Resource for USA frequency coordination and spectrum research. ...
www.spectrumwatch.com
Comp.sys.sinclair Sinclair ZX Spectrum FAQ
Computers - Systems - Sinclair - ZX Spectrum. Covers information on the Sinclair ZX Spectrum computer and questions that appear frequently on the comp.sys.sinclair Usenet newsgroup. ...
www.srcf.ucam.org
Sinclair ZX Spectrum 128 Keypad
Computers - Systems - Sinclair - ZX Spectrum. Fully documents the keypad produced by Sinclair Research for the ZX Spectrum 128 but never released in the UK. Also describes how to build a compatible keypad. ...
www.fruitcake.plus.com
GameSpy.com - Full Spectrum Warrior Preview
Games - Video Games - Strategy - Real-Time - Full Spectrum Warrior Series - Full Spectrum Warrior. By Bryn Williams. "If it's good enough to train the finest troops of the U.S. Army, then it's going make one hell of good video game." ...
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