1. Unorthodox instruments such as car batteries and electricians'signal generators were also used. 2. When those traits are required, other signal generators would be more appropriate. 3. 1999 saw the introduction of the handheld Signal generator Minirator MR-1. 4. Video signal generators are primarily classed according to their function. 5. The result is better control of the signal generator 's output and better measurement accuracy. 6. Nearly all modern network analyzers have a built-in signal generator . 7. Rohde & Schwarz develops signal generators and analyzers for the specific requirements of LTE-Advanced. 8. Some signal generators are calibrated in dB above 1uV and have an output in emf. 9. Repairers also use signal generators , which provide test signals, and oscilloscopes, which display signals graphically. 10. This is passed to the weapon by a unique signal generator located outside the weapon.