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RSS Consultancy offers advice to small businesses and other organisations on all aspects on the use and implementation of Information Technology.

Previous activities include:

• The design and implementation of various database systems for a clinical centre of a major acute hospital in the UK. These databases support Patient Management Systems containing patient administrative and clinical details in a multi-user environment.

• Technical advice to a London based Risk Management Organisation, which resulted in the successful design and implementation of an Automated Safety Surveillance Database System for an Oil Refinery in Germany.

• Design of the PATBILL Patient Billing Database System to allow clinical consultants to manage their private patients list on their PC.

• Design of the CDS Management Consultants Database System for the maintenance of client contact details and the production of standard documentation for letters and reports.

• Design of the AddrPro Address Processing Utility Database System for the management of collections of names and addresses that can be printed as a summary report, printed on label stationery or output to other programs.

For more information, please contact RSS at the email address below.

Proprietor: Eur Ing N C Roberts BSc CSci CEng CPhys FIET MInstP

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Hi-Fi Stepped Attenuators

For Hi-Fi enthusiasts wishing to build their own stepped attenuator to replace the volume control in their amplifier, I have written two Javascript programs to calculate the values of the resistors required; one for a resistor string attenuator and the other for a shunt attenuator. I hope you find them useful.

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