524B 1955 Frequency Counter 0.01Hz to 10MHz 525A 1955 Frequency Converter Extends 524B’s Range to 100 MHz 525B 1955 Frequency Converter Extends 524B’s Range to 220 MHz 526A 1955 Video Amplifier (Can be used with 524B to increase sensitivity) 526B 1955 Time Interval Unit, 1us to...
The following are my favorite precise time & frequency -related articles from theHewlett Packard Journal; vintage issues scanned from my HPJ collection spanning 1949 to 1976. Click on any pages below for hi-resolution images. Articles copyright by Hewlett-Packard and used by permission. ...
I'm a 5 of the Hewlett-Packard Explorers' Club. I went on a field trip to one of your company's laboratories and was 6 by the 9100A computer. I've never seen anything so splendid!" He 7 for a while and continued. "I am looking for some computer 8 to build a frequency counter...
UBLISHED 1953 THE HEWLETT-PACKARD COMPANY, 395 PAGE MILL ROAD, PALO ALTO, CALIFORNIA SEPT. -OCT., 1953Time Interval Measurements with the -hp- Electronic Counter>"T~1HE recently-introduced -hp- Model JL 522B Electronic Counter1 measures such quantities as frequency, period, total events, ...
Both Hewlett and Packard realized the war's end could bring a downturn in demand (and it did), thus focusing on microwave technology. The 50s, 60s, and specifically 1971 brought thelaunch of many new productsto the marketplace. A few of these included the fast frequency counte...
and then use the rotary dial to change the setting. The current setting is also displayed on the screen and on the LED display above the dial. The center module of the scope can be removed and replaced with either two more channels or a high resolution frequency counter. The CRT is also...
惠普（Hewlett-Packard）技术信息表格说明书 © Copr. 1949-1998 Hewlett-Packard Co.
A drop detector having a piezoelectric membrane mounted to a substrate is presented. When a drop strikes the piezoelectric membrane, the membrane vibrates at a selected resonant frequency. The resonan
Uterine contraction, although a gross mechanical phenomenon, has proved awkward to measure. Typically, uterine contractions are traced by measuring the spring resistance to a toco-transducer probe which pushes against the maternal abdomen, as disclosed in Hewlett-Packard, "Cardiotocograph", Application ...
根据句意,他是 Hewlet Packard Explorers 俱乐部的一名成员,故选 A。 6.D 考查 。 A. met相遇;B. delighted 使高兴;C. hurt 受伤;D.amazed震惊的。 我去实地考察贵公司的实验室之一, 见到9100A电脑感到很吃惊,故选D 7.C 考查 词。 A. thought思考,认为;B. looked 看起来, 看;C. paused暂停;D. ...