Filter
Top Products
Specifications
1–4
1780R-Series Service Manual
Table 1–1: Input/Output
Characteristic Performance Requirement Supplemental Information
Performance
Check Step
Vertical Ranges
Volts Full Scale Accuracy
1.0 1.0 V ±0.007 V. Peak-to-peak Amplitude for Full
Graticule 1.0 volt/140 IRE.
4
Var ≤0.5:1 to ≥1.5:1 (0.67 V to 2.0 V
input signal can be made full
scale).
5
Input Gain Ratios
A to B 1 to 1 ±0.002 (0.998 – 1.002). 10
Auxiliary Video Input to A Input 1.5 dB ±0.3 dB. 10
Input A to Auxiliary Video Output 1 to 1 ±0.005 (0.995 – 1.005). 10
Input A to Picture Monitor Output 1 to 1 ±0.02 (0.98 – 1.02). 10
Vertical Magnifier
X5 Accuracy 0.2 V ±0.007 V.
Peak-to-peak Amplitude for Full
Graticule
0.2 V/28 IRE.
Maximum Input Signal
AC Coupled All Inputs 2.0 V, peak-to-peak, 10%–90%
APL.
Aux Video Out and Pix Mon
(terminated), 1.0 V peak-to-peak,
10%–90% APL.
DC Coupled All Inputs ±1.5 V (DC + peak AC).
Max volts from Loop-Thru common
terminal to chassis
2 V
RMS
at mains frequency. Rejection ratio of common-to-
chassis in floating ground mode,
≥34 dB at mains frequency.
Max DC Output Voltage
Aux Video Out ±0.5 V into 75 W.
Pix Mon Out ±0.5 V into 75 W.
Line strobe but no input signal.
7
Remote Control
Interface Standard RS422, RS232 (subset of all
controls).
Control Enable Ground closures and presets.