| Singletail_Whip_Links A list of Internet addresses and links to singletail whip makers, sellers, performers and information. |
| Taipan\'s_Sled_Whips Find information on the making of nylon whips along with pictures. |
| Web_Donkey_Whips Features a description of whip history, types, construction and a reference publication. |
| Whip_Care Offers a brief description on whip care. |
| Whip_Care_and_Repairs Information on general care, cleaning and dressing with pictures and list of books provided. |
| Whip_Guide Presents general information on whips, their history and the explanation of what makes a cracking sound of whip (including photos). Also gives some useful hints and tips for whip collectors. |
| Whip_Maintanence Tips and tricks for breaking in and caring for new whips along with information how to make popper provided. |
| Whip_Page Types of whips and how to determine distance to target. |
| Whoosh__Whips_in_Xena_Warrior_Princess Fanzine discusses the whips used in the television show, but focuses more on how to choose a whip, crack a whip, and tend to a whip. Offers related links. |
| Andromeda A privately owned picture and electronic music studio. A composition workshop for contemporary music. |
| Audio_Ideas_Guide Hi-fi and Home Theater e-zines. Reviews, news, articles, tweaks, and other audiophile resources. |
| Audio_Review Offers consumer-generated product reviews, ratings, prices for brands and models. |
| Audioed_Resources_Site Offers educational resources for the International sound recording community. |
| The_Audioholics Includes information, reviews and technical guides for equipment and accessories. |
| AudioKarma Focused to stereo high-fidelity, including tube audio, home theater, and especially vintage 1970s gear, even vintage TV receivers. Site offers discussion forums, help, and general information for the |
| AudioNova Audio resource for manufacturers, forums, magazines and journals. |
| AudioWorld Audio industry, news, reviews, ratings, references, company directory, and cross reference. |
| 5dot1_com Promotes the use of surround sound and multi-channel audio systems. Sites includes information on how to listen to and record for 5.1 surround sound, articles of Dolby Digital, DTS and using AC-3 on C |
| HeadRoom Offers reviews and evaluations of headphone equipment. Includes a buyers guide. |
| High_End_Audio Discussion forum on audio, amplifiers and home theater. |
| Home_Theater_Discussion_Forum Database of home theater information, set-up hints and buyers guides. |
| Los_Angeles_Audio_File Home theater and audio community with product reviews. |
| NASG_naim_audio Short guide to naim audio including overview, history and gallery. |
| Remote_Central Information on mid- to high-end universal remote controls: product reviews; message forums. |
| Retro_hi-fi A vintage high-fidelity portal for discussing and displaying classic and vintage amplifiers, tuners, turntables such as Thorens, Quad, and pick-up arms. Also, provides a classified listings. |
| Road_Trip_to_Ken_Kantor\'s_New_Company Photo album and text of a visit to Intelligent Audio Systems, a start-up audio company founded by industry veteran Ken Kantor. |
| Sonic_State The music and pro-audio theme park. Features classifieds, synth site, directory, and chat. |
| Tuner_Information_Center Focused on vintage stereo tuners. Site includes reviews of many different tuners, provides explanations of how tuners work, explains about tube tuners, and notes alleged fraudulent online auctions. |
| Useful_Audio_Potpourri,_A Focuses on indoor FM antenna design and a Hafler circuit for surround sound. Also, includes a directory of related links. |
| Wired_4_Music Resource of information on Super Audio CD, DVD-A, DSD, Surround. Practical tips on hi-res recording and 5.1 surround. |
| Ambitious_Addict Discussion forum, photos, and user contributions. |
| Archido__Archives_for_Drug_Literature Provides database, bibliographies, reviews, and links. [English and German] |
| Chill_Pharm A portal for discussion of the drug counter-culture. Featuring news, policy and health discussions, experiences, and techniques. |
| Codeine_Information A non-profit source of information on the recreational use of codeine, dihydrocodeine, hydrocodone, oxycodone, and pholcodine. Includes facts, extraction guide, list of products containing codeine, i |
| Crack_Cocaine Information, history, facts, and pictures of crack and cocaine. |
| Drug_Calculator Allows the user to calculate how much money is spent monthly and annually on drugs, alcohol, and cigarettes. |
| Drugs_Forum Information and forum about most recreational drugs. |
| The_Drugs_Index Portal to drug-related websites organized by topic, and a chat room. |
| Drugtext_org Organization whose main purpose is the dissemination and production of information on substance use, addiction, harm reduction, and drug policy. |
| Green_Party Focuses on drug policies in the United Kingdom and global cannabis news and harm reduction information. Also sells Ecstasy testing kits and books. |
Yes! Because the tip of a bullwhip can be made to travel at supersonicspeeds, it is capable of making a sonic boom. When you hear the crack of abullwhip, you're listening to a miniature sonic boom.(back)Photo: Mark Allen Men of the X-1 | Secret History | Sonic Boom | Speed Machines Resources | Teacher's Guide | Transcript | Faster Home Editor's Picks | Previous Sites | Join Us/E-mail | TV/Web Schedule About NOVA | Teachers | Site Map | Shop | Jobs | Search | To print PBS Online | NOVA Online | WGBH © | Updated October 2000 Corporate funding provided by if (typeof ord=='undefined') {ord=Math.random()*10000000000000000;} document.write(''); if ((!document.images && navigator.userAgent.indexOf('Mozilla/2.')>= 0)|| navigator.userAgent.indexOf("WebTV")>= 0) {document.write('