olemus
(a) edastatava perioodilise signaali soovimatud juhuslikud
parameetrite (faasi, sageduse vm) hälbed

Wiktionary:
3. (telecommunications) an abrupt and unwanted variation of one or more signal characteristics

https://image.slidesharecdn.com/clockjitter-150422011622-conversion-gate02/95/clock-jitter-2-638.jpg

https://en.wikipedia.org/wiki/Jitter

(b) pakettide edastushilistuse juhuslik kõikumine
= packet delay variation in computer networks

https://en.wikipedia.org/wiki/Packet_delay_variation

https://www.xenanetworks.com/wp-content/uploads/xenadocuments/Latency-Jitter-WP.pdf

https://www.cisco.com/c/en/us/support/docs/voice/voice-quality/18902-jitter-packet-voice.html

vt ka
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