Model 162B Section IX and 111
Paragraphs 2-1 to 3-6
SECTION II
INSTALLATION
2 -1. INCOMING 0 U ALlTY CO NT R 0 L a. Wrap the instrument in heavy paper or plastic
INSPECTION. before placing it in the shipping container.
2-2. MECHANICAL INSPECTION. Upon receipt of b. Use plenty of packing material around all sides
your Model 162B, unpack it, check the contents against of the instrument and protect panel faces with card-
the packing slip and inspect the instrument for mechan- board strips.
ical damage. If the instrument is damaged in any way, c. Use a heaty cardboard cartan or wooden box
notify the carrier immediately (refer to the warranty
on the inside back cover of this manual). Your local to house the instrument and use heavy tape or metal
straps to seal the container.
Hewlett-Packard Engineering representative is pre-
pared to give you assistance with any problem involving d. Mark the packing box, ?TRAGXLE-DELICATE
this instrument and its application. INSTRUMENT ? ? .
2-3. PERFORMANCE CHECK. Make the perform-
ance check as outlined in paragraph 5-3 of this manual. 2-6. INSTALLATION.
2-7. The @ Model 162B is designed to be plugged
into the vertical amplifier compartment of the Models
2-4. STORAGE AND RESHIPMENT.
160B or 170A Oscilloscope. To install the Model 162B,
2-5. Following is a general guide for repackagingan slide it into the vertical amplifier compartment and
instrument for storage or reshipment. If there are any lock it into place with the LOCK knob on the front
qwstions involving the packaging materials to be used, panel. All necessary connections between the Model
contact an authorized Hewlett-Packard Engineering 162B and the Model 160B/170A are automatically
representative. completed.
SECTION 111
0 PER AT1 N G I NSTRUCTI 0 NS
3-1. INTRODUCTION. frequency in the AC position is 2 cps; if square waves
3-2. The Model 162B may be used in five modes, or pulses of long duration are to be observed without
sag, the DC position should be used. Table 3-1 shows
selectable by a front panel control. The five modes the percentage of sag for various pulse widths.
are: Channel A only, Channel B only, Channels A
and B on alternate sweeps, Channels A andB chopped
on the same sweep, and Channel A minus Channel B
(differential mode). Each channel has a polarity
. switch, position control, and attenuator with contin-
uous vernier. Width (sec.) .001 .002 ,005 .01 .02 .05 .1
% SAG 12 5 9 18 39 63
3-3. CONTROLS.
3-4. The front panel control locations are shown
in figure 3-1. The controls for each channel have Note
identical locations, therefore only the controls for
Channel A are identified. In the AC position the attenuator accuracy
as specified in table 1-1 is retained to
3-5. AC-DC. The AC-DC switch selects either approximately 20 cps.
direct or capacitive coupling of the input signal. The
AC position is useful for observing small ac signals
superimposed on a high dc ievel, such as power 3-6. SENSITIVITY. The SENSITIVITY control is
supply ripple. In the DC position the amplifier is calibrated in volts/cm; if the VERNIER control is in
direct-coupled, allowing accurate measurements of the CALIBRATED position, the trace height may be
dc or low-frequency ac signals. The lower -3db read directly in volts.
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