Hayes Accura V. Hayes realized that changes in the telephone networks would eventually render the modem, in its current form, obsolete. All of these survived for some time into the early s. Intelligent Machines Journal The new design, housed in an extruded aluminum case sized to allow a standard desktop telephone to rest on top, was announced in April

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Hayes 215AA SMARTMODEM 9600 External Modem

However, while the pin connector on the modem side had more than enough pins for this purpose even some meant for this purposethe computer side often used a much smaller 9-pin connector, and equally often many of these pins were not actually connected or accessible from software. Custom Bundle see all. In this case it could be safely assumed that the sequence was being sent deliberately by a user, as opposed to being buried in the middle of a data stream.

Model No Power Cord. Hayes Series Accura V.

Zoom Fax Modem / (Serial) – Apple Rescue of Denver

Defunct computer companies of the United States Defunct computer hardware companies Modems Telecommunications equipment vendors Computer companies established in Electronics companies established in Manufacturing companies established in Manufacturing companies disestablished in Companies that filed for Chapter 11 bankruptcy in Companies that filed for Chapter 11 bankruptcy in I will accept returns up to 2 famodem.

Several solutions to the problem were studied, and in the end Heatherington decided the only practical one was to have the modem operate in two modes.

Heatherington eventually suggested the use of a well-known character sequence for this purpose, recommending AT for “attention”, which is prefixed on all commands. Hayes was never able to re-establish itself as a market leader through this era. Retrieved from ” https: However, existing modems were simply too expensive and difficult to use or be practical for most users. In the end, only two non-modem devices were added to the line. At the time, Hayes was one of the few modem companies with the capital and engineering wherewithal to develop entirely new modem architectures.


Such modems had access to the computer’s main memory, and by dedicating certain memory locations or registers to various status readouts or commands, software programs running on the computer could control the modem. From Wikipedia, the free encyclopedia. An obvious solution was to use the RS serial port; modems were serial devices and generally driven off RS anyway, and most computer designs included an RS port, or some variant. Used in great condition.

Hayes Optima 96 am SMARTMODEM Fax96 | eBay

They remained haye major vendor throughout the s, periodically introducing models with higher throughput.

The merger was primarily a way to take the company public. In an attempt at diversification in January it had acquired most of the assets of local area network software developer Waterloo Microsystems Inc of Waterloo, Ontario and belatedly entered the operating system OS market in June with LANstep, a network OS for small offices, but this was subsequently abandoned in in the face of stiff competition particularly from Novell NetWare.

The Bell faxmoeem were interested in deploying ISDN, but doing so required customer-end installations to make their conventional telephones work, which made the system unattractive for wide-scale deployment.

Hayes was no exception; the company introduced its v.

Disconnecting at the end of the session was also manual, with the user lifting the handset out of the coupler and hanging it up on the phone body in order to depress the hook switch and return the phone to the on-hook state and end the call. The Smartmodem was the first modem integrating complete control over the phone line, and that allowed it to be used in exactly the same fashion with any computer.


The main problem with producing such a modem was forwarding commands from the computer. Views Read Edit View history. The connection and disconnection was entirely manual, with the user picking up the phone’s handset, dialing manually, and then pressing the handset into the coupler if faxmoddem carrier frequency was heard.

At the time of its introduction, the modem market was fairly small, fxxmodem competitors generally ignored the Smartmodem. I don’t have equipment to test.

In the company changed its name to Hayes Microcomputer Productsunder which it operated for most of its history. They then split their line into the Accura and Optima brands, offering the Accura as a low-cost model, although the feature sets were not that different uayes the two lines. No way to fully test. Show only see all. Languages Deutsch Suomi Edit links. After dialing their local Internet service providerfaxkodem user could “call out” at high speed to services around the world, so the need for long-distance data calls was generally eliminated.

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