Traffic-level-recording devices, such as moving-pen recorders, plot instantaneous traffic.
2.
:Yes-they were used like pen recorders.
3.
If so, consider this handy pen recorder that stores up to 20 seconds of brilliant thoughts _ or a simple grocery list.
4.
The profits of the P1 allowed Bowers to purchase a Radiometer Oscillator and Pen Recorder, allowing for calibration certificates for every speaker sold.
5.
The recording device was paper drum pen recorder, with the recording consisting of a cylindrical spiral, with undulations being recorded, whose heights varying with the weights assigned to the digraph.
6.
A receiver at fire headquarters annunciates the pulses through flashing lights or tones, or via a pen recorder, and the box number is matched to a list of box locations.
7.
Along with the scoreboards two versions of a pen recorder were developed and produced by Both : one was used as Woomera for weapons research and the other was used for Antarctic Research, the CSIRO, universities, hospitals and medical and industrial research.
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