. Electronic apparatus for biological research . 0005 '/26J6 EF91 V26AL5 V26AL5 Figure Circuit for variable inductance transducer these square waves feed a 'pulse counter discriminator'^^ which gives a output voltage proportional to the frequency of the oscillations. Once again the frequency of oscillation must be high compared with the signal frequency. Press to balance -oTIo » O+60 V 120 > .—-j^^nrm^-^Output 1-5$ 9X ?X ^u-uui f ' •—^ . I From transducer

---

Size: 3384px × 1477px
Photo credit: © The Bookworm Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1900, bookcollectionameri, bookcollectionbiodiversity