Front View
H) Large LCD-display.
J) Input-A BNC-connector.
K) Sensitivity control with dual-range push-in/pull-out
switch.
L) 50 kHz filter switch (Input-A).
M) Input-B BNC-connector (optional).
N) Power switch.
O) Reset button, doubles as Local button if the Fre-
quency Counter is equipped with an GPIB inter-
face. Starts and stops counting if the TOT A
function is selected.
P) Measuring-time selector-button. *
R) Function-selector button. *
S) Display-hold button. Freezes the display. The but-
ton is also used for storing A
0
.
T) Blank digits button. Blanks out one digit for each
depression of the button, from the right to the
left of the display. (No rounding off).
U) Trigger level setting button.
V) Tilting support.
* The selected function is indicated on the display. A
short press on the button moves the cursor one
step to the right. A long press makes the cursor
scroll.
FUNCTION
PM 6669
UNIVERSAL FREQUENCY COUNTER
160MHz/1.3GHz
200mVrms
10mVrms
MIN
SENSITIVITY
A
LEVEL A
TRIGGER
Ao
STORE
AA
TRIGGER LEVEL A
AUTO
EXT
REF
TOTALIZE A
STANDBY
ON
RESET
LOCAL
MEAS
TIME
DISPL
HOLD
BLANK
DIGITS
FREQ
A
FREQ
B
FREQ
A/Ao
FREQ
A-Ao
RPM
A
PER
A
TOT WIDTH
SINGLE 0.2s 1s 10s
MEASURING TIME
DISPL
HOLD
INPUT A
10Hz-160MHz
MAX 350Vp
1M
Ω
30pF
OPTION
70MHz - 1.3GHz
MAX 12Vrms
50
Ω
START/STOP
FILTER<50kHz
INPUT B
H J K L M
N
O
P R S T U V
Figure 2
Front View.
Page: 4 PRODUCT PRESENTATION
PM 6669 - OPERATORS MANUAL
To Next Page
Loading...
