SYNC v3 n6 – Timex/Sinclair Computers

Date: November/December 1983

Volume: 3

Issue: 6

Articles

Title	Description	Computers
"Hello, Z80 Calling..."	Looks at ‘ROM calls’ the machine code subroutines stored in the ROM of your computer. They can help keep your Z80 programs shorter, and save programming time and effort.	Sinclair ZX81, Timex/Sinclair 1000
AUDISY	65 byte machine code routine that allows you to digitize and store the data for any sound phrase on your ZX/TS computer with 16K RAM.	Sinclair ZX81, Timex/Sinclair 1000
Computer Battlegames and Computer Space Games	Computer Battlegames and Computer Spacegames share the same format. The heart of each book consists of listings of about a dozen short games. Each listing is designed co work on a ZX81 or Timex Sinclair 1000, but “translations” are included for the Spectrum, BBC micro, TRS 80, Apple, and Vic 20. There are also brief	Sinclair ZX81
Cyborgwars	Cyborgwars is a strategic game in which four warring cybernetic empires each call upon a human leader to take control and become the supreme leader. This game is the managing an economy, resource allocated type. The resources, in this case, are the robots themselves. The empires are based on a hierarchy of robots: breeders, farmers,	Sinclair ZX81, Timex/Sinclair 1000
DEFMAG	29 byte machine code routine that allows you to store audio frequency data and to synthesize the facsimile sound at will.	Sinclair ZX81, Timex/Sinclair 1000
Directory of Newsletters	The newsletters that we know about are listed below in alphabetical order by name. The name and address of the publisher or sponsoring group follow. The size (full or half), the number of pages (this is approximate and often varies), number of issues per year/ annual subscription rate for U.S. residents (the cost of most	Timex/Sinclair 1000
Directory of User Groups	The following Directory of User Groups ranges from groups that have been established for some time (shown by club name) to groups just getting underway (usually indicated by “area:”). Some groups are special interest groups (SIG) within larger computer clubs. Many groups have chosen a name which can be used to make an acronym.
Glitchoidz Report
Hardware Tips	Robert Hartung to comment on letters from readers. Responses should be regarded as suggestions to help look for the answers.	Sinclair ZX81
In and Out of SYNC	Review of the Video Technology VZ200 computer and comparison to Sinclair BASIC.	Sinclair ZX81
Just for Fun	Calculate PI to 8,192 places; update to Ricochet; INPUT anywhere; COPY lines 23 and 24.
Kitchen Sync	Writing a program to calculate mortgage payments.	Sinclair ZX81, Timex/Sinclair 1000
Letters	Updates on adding a joystick; making backups of machine language tapes; hardware problems.
Making Music with the ZON X-81	Programming the ZON, Bi-Pak’s sound generator, to play a simple tune is no simple task. On the other hand, it is far from impossible, and this article should be of help to aspiring computer musicians. Channel Tuning Although many ZON registers are involved in programming a melody, the most confusing to deal with are the	Sinclair ZX81, Timex/Sinclair 1000
Resources (Sync v3 n6)	Listing of new user groups, books and other resources.	Timex/Sinclair 1000
Say What?	Simple speech recognition hardware and program for ZX/TS computers (with at least 16K RAM).	Sinclair ZX81, Timex/Sinclair 1000, Downloadable
Speech Synthesizers	Your ZX/TS computer can talk to you, with the help of a 'Speech Synthesizer' system. Speech or voice synthesis systems are combinations of hardware and software which, when tied in with your computer, can put electronically generated sounds and noises together into intelligible words and phrases.	Sinclair ZX81, Timex/Sinclair 1000
Staff: Teacher and Tester	"Staff" is a versatile music education program that reviews notes from the first ledger line below the staff to the first ledger line above.	Sinclair ZX81, Timex/Sinclair 1000
Sync Notes	SYNC at the Concert Our theme section this issue is “SYNC at the Concert” with a focus on sound applications. While we have articles on music and articles on speech, we had no articles (or proposals even) for putting the two together to make the computer sing! We hope that the music capabilities of the
The Aerco Disk Drive System	Review of the AERCO disk drive system for the TS 1000.	Sinclair ZX81, Timex/Sinclair 1000
The Fantastic Music Machine and Light Show	The Fantastic Music Machine is a unique program that transforms your computer keyboard into a 3-octave musical instrument with reasonably good tonal quality with 16K it can handle up to 7000 notes.	Sinclair ZX81, Timex/Sinclair 1000
The Linear Search	Do you want to store and retrieve information with your computer? This program uses a machine language search routine that is so fast you can blitz through a full 13000 bytes of files to find the one you want in less than a second!	Sinclair ZX81, Timex/Sinclair 1000
The Timex/Sinclair 2040 Personal Printer	After a long wait, the Timex/Sinclair 2040 Personal Printer is finally available in the United States at most outlets that carry the TS1000. However, there is both good news and bad news with regards to this little beauty, I’m afraid. At $99.95, the 2040 is the cheapest printer on the market designed specifically for the
The ZON X-81 Sound Generator	The Bi-Pak ZON promises a "huge range of possible sounds." It certainly has great potential, but that potential is not so easily realized.	Sinclair ZX81, Timex/Sinclair 1000
Wind Chimes and the ZX/TS Computer	Program to calculate the lengths of tubing for wind chimes.	Sinclair ZX81, Timex/Sinclair 1000