Tektronix 434 - Page 124

Electrical Parts List— 434/R 434
A2 VERTICAL Circuit Board Assembly (cont)
Tektronix Serial/Model No.
Ckt. No.____________Part No. Eff _____________ Disc__________________ Description
Switches
Wired or Unwired
Push-push OUT-INVERT
Push-push OUT 5 MHz BW
S414 260-1236-00
S479 260-1236-00
Transformer
T435 *120-0459-00 Toroid, 10 turns, bifilar
Integrated Circuits
U210 *155-0050-00
U310 *155-0050-00
Monolithic, differential pre-amplifier
Monolithic, differential pre-amplifier
A3 VERTICAL MODE SWITCH Circuit Board Assembly
*670-1 358-00 Complete Board
Capacitors
Tolerance ±20% unless otherwise indicated.
C8
*285-0816-02 0.019 /xF
PTM
600V
C9
281-0064-00 0.25-1.5 pF, Var
Plastic
C18
*285-0816-02 0.019 mF
PTM
600 V
Cl 9
281-0064-00 0.25-1.5 pF, Var
Plastic
C45
283-0080-00
0.022 M F
Cer
25 V
C47
283-0080-00
0.022 /xF
Cer
25 V
10%
10%
±80% —20%
±80% — 20%
Resistors
Resistors are fixed, composition, ±10% unless otherwise indicated.
1 M«
1 MO
'A W
% W
R8
R18
316-0105-00
316-0105-00