Front View - Fluke PM6669 Operator's Manual

Page: 4
MEASURING TIME
SINGLE
FREQ FREQ
A
ON
STANDBY
N O
Figure 2

Front View.

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.
PM 6669 - OPERATORS MANUAL
PRODUCT PRESENTATION
H J
PM 6669 UNIVERSAL FREQUENCY COUNTER
DISPL
0.2s 1s 10s HOLD AUTO
FREQ FREQ RPM PER
B A/Ao A-Ao A A
RESET
MEAS DISPL
FUNCTION
LOCAL TIME HOLD
TOTALIZE A STORE
START/STOP Ao
P R S
K
TRIGGER LEVEL A
TOT WIDTH EXT
A A REF
BLANK TRIGGER
DIGITS LEVEL A
1MΩ
30pF
T U
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
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.
L M
160MHz/1.3GHz
INPUT A INPUT B
FILTER<50kHz
OPTION
SENSITIVITY
MIN
10mVrms
200mVrms
A
70MHz - 1.3GHz
10Hz-160MHz
50 Ω
MAX 350Vp MAX 12Vrms
.
0
V