View source for U-Tech 681

{{Plugin Sidebar
|manufacturer=U-Tech 
|series=560-series scopes
|type=681 
|summary=Curve tracer plug-in
|image=U-tech_681_crop.jpg 
|caption=U-Tech 681 
|introduced=(?) 
|discontinued=(?) 
|designers=
|manuals=
* [[Media:U-Tech 681 682 & 683 Manual with Patent & Bio.pdf|U-Tech 681, 682, and 683 Manual with Patent and Bio]]
}}
The '''U-Tech 681''' is a transistor/diode curve tracer plug-in for [[560-series scopes]], introduced around 1968.

Sister model [[U-Tech 682]] is the same for [[500-series scopes]], and there was a standalone model 683.

{{MissingSpecs}}

==Price==
* 1969: $595 (~4,900 in 2023 dollars)

==Pictures==
<gallery>
U-tech 681 1.jpeg
U-tech 681 2.jpeg
U-tech 681 3.jpeg
U-Tech advertisement - 681 682 683 - Electronics-1969-03-31.jpg | Ad in Electronics, 1969-03 
</gallery>

==Manufacturer==
* [[U-Tech]], Salt Lake City, UT

[[Category:Curve tracers]]
[[Category:560 series plugins]]