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{{TM500 | mfg=Tektronix | type=SG503 | function=250 MHz leveled sinewave generator | class=signal generator | image= | {{TM500 | mfg=Tektronix | type=SG503 | function=250 MHz leveled sinewave generator | class=signal generator | image=SG503 Front Early.jpg | introduced=1974 | discontinued=1993 | | ||
designers= |manuals= | designers= |manuals= | ||
* [[Media:070-1622-01-1974.pdf|SG503 Instruction Manual 070-1622-01 <br> Early type]] | * [[Media:070-1622-01-1974.pdf|SG503 Instruction Manual 070-1622-01 <br> Early type]] | ||
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==Prices== | ==Prices== | ||
1979 | {| class="wikitable sortable" | ||
|- | |||
! Year | |||
! 1979 | |||
! 1980 | |||
|- | |||
! Catalog Price | |||
| align="right" | $1,325 | |||
| align="right" | $1,375 | |||
|- | |||
! In 2023 Dollars | |||
| align="right" | $5,600 | |||
| align="right" | $5,100 | |||
|} | |||
According to an [[Media:Tek Schottky Diodes Memo rot.pdf|internal memo]], | According to an [[Media:Tek Schottky Diodes Memo rot.pdf|internal memo]], annual sales were estimated at 1200 units in 1979. | ||
==Pictures== | ==Pictures== | ||
'''Early model''' | |||
<gallery> | |||
Tek SG503 early front.jpg | | |||
SG503_Front_Early.jpg | | |||
Tek SG503 early left.jpg | Left Internal | |||
Tek SG503 early right.jpg | Right Internal | |||
Tek SG503 Attenuator Board.jpg | Attenuator Board Part | |||
Tek SG503 Attenuator Board Top.jpg | Attenuator Board Top | |||
Early SG503 Attenuator Board Bottom.jpg | Attenuator Board Bottom | |||
</gallery> | |||
'''Late model''' | |||
<gallery> | <gallery> | ||
SG503_Front_Late.jpg | |||
Tek sg503 late.jpg | |||
SG503_Front_Late.jpg | SG503_Left_Late.jpg | Left Internal | ||
Tek sg503 late.jpg | SG503_Right_Late.jpg | Right Internal | ||
SG503_Left_Late.jpg | | |||
SG503_Right_Late.jpg | | |||
Tek sg503 left internal.jpg | Tek sg503 left internal.jpg | ||
Tek sg503 rear internal.jpg | Tek sg503 rear internal.jpg | ||
Tek sg503 front left internal.jpg | Tek sg503 front left internal.jpg | ||
</gallery> | </gallery> | ||
==Components== | ==Components== | ||
{{Parts|SG503}} | {{Parts|SG503}} |
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