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Recording and film engineer David Manley began designing high fidelity vacuum tube amplifiers in South Africa in 1980. The earliest units he produced were modified LEAK amplifiers. In 1983, the first Vacuum Tube Logic (VTL) tube power amplifiers and preamplifiers went into full-fledged production in the UK for the European market.
Computer speakers, or multimedia speakers, are speakers sold for use with computers, although usually capable of other audio uses, e.g. for an MP3 player. Most such speakers have an internal amplifier and consequently require a power source, which may be by a mains power supply often via an AC adapter , batteries, or a USB port.
An active full-range loudspeaker. Powered speakers, also known as self-powered speakers and active speakers, are loudspeakers that have built-in amplifiers.Powered speakers are used in a range of settings, including in sound reinforcement systems (used at live music concerts), both for the main speakers facing the audience and the monitor speakers facing the performers; by DJs performing at ...
Monsoon logo. Monsoon is a brand of loudspeakers, originally automotive speaker systems and later computer speakers.Monsoon was originally associated with OEM-sourced automotive audio speaker systems, notably supplied on a number of General Motors products and then later expanded onto other manufacturers such as Volkswagen.
SWTPC also designed and supplied computer terminals, chassis, processor cards, memory cards, motherboards, I/O cards, disk drive systems, and tape storage systems. From the older "TV Typewriter" design a video terminal had evolved the CT-64 terminal system, which was an essential part of many early SWTPC systems.
Three audio power amplifiers Rear panel of a power amplifier with 2 × 700 Watt (4 Ohm) - very similar to the topmost device in the image above - showing typical connectors for professional use: From left, symmetrical XLR-sockets for signal input, alternatively audio jack sockets, loudspeaker terminals of type Speakon (center), alternatively ...
An audio distribution amplifier also known as: a press feed; a pool feed; a media feed; press box; or an ADA, takes a single audio feed, usually a line input, but it may be a microphone input, and outputs multiple line or microphone outputs. This can be done using a passive feed, where the signal is split among the outputs, or as an active feed ...
The Computer Society of South Africa (CSSA) is a representative association for ICT practitioners and professionals throughout South Africa. The Computer Society of South Africa focuses its activities, events and publications in five primary areas: ICT Policy representing industry practitioners at a local level. Education and training to ...