DBM-400
Microwave
Double
Balanced
Mixer
.01-3.0 GHz
DESCRIPTION
DBM-400 is SMA
connector-equipped
double balanced mixer offering
exceptional bandwidth in a very
rugged package. High uniform
isolations and extremely wide
bandwidth make this mixer particularly
suitable for swept heterodyne systems
Three rugged coaxial tranformers and
a quad of matched Schottky dicxJes
are packaged in a cast housing. The
housing is magnetically shielded and
the circuitry is designed to withstand
severe environments.
Each mixer is individually tested to
Vari-L's demanding quality and
GUARANTEED MINIMUM
PERFORMANCE DATA
TEST CONDITION:
LO
+
7 dBm
RF - 10dBm
IF
100MHz
(High side LO)
(/)
~
LU
~
~
NOTE:
Specifications below, guaranteed with IF from
10 to 500 MHz. For higher IF frequencies.
consult IF response curve for typical rolloff.
OVERALL
FREQUENCY
RANGE IN GHz:
L
.01-3
FREQUENCY
R
.01-3
BANDS IN GHz:
.01-2.0
X
005-8
performance specifications.
LIMITED
WARRANTY
Conversion Loss
L-R Isolation
L-X Isolation
R-X Isolation
2-3
12
25
25
20
Vari-l Company, Inc. warrants its
products against defects in parts and
workmanship for a period of one year
9
30
25
20
ABSOLUTE MAXIMUM RATINGS:
Operating Temp. - 54 to + 100°C
Total Input Power 200 mW @ + 25°C
Derate linearly to 50 mW @ 100.C
VARI-LCompany, Inc. 11101East 51st Avenue Denver, Colorado 80239 Phone: (303) 371-15601WX: 910-932.0311
81
DBM-400
Microwave
Double
Balanced
Mixer
.01-3.0GHz
TYPICAL PERFORMANCE
Impedance: All ports 50 ohms
1 dB Corr'4)ression Point: 0 dBm
1 dB Desensitization Point:
-
2 dBm
3rd Order Intercept Point: + 10 dBm
Noise Figure is within 1 dB of conversion k)88
LO Power Range: + 4 to + 13 dBm
ENVIRONMENTAL
CON DITIONS
GUARANTEED ENVIRONMENTAL
PERFORMANCE:
All units are designed to meet their
specifications over - 54°C to
+
100°C and after eXJX)Sure to any or
all of the following tests per
MIL-$TD-202E.
Exposure
Thermal Shock
Altitude
H.F. Vibration
Mechanical Shock
Random Vibration
(15~
petaxis)
Test
Method
Condition
1070
10SC
2O4C
2138
214
8
G
0
C
IIF
MATERIAL:
Case and Cover: Cast Aluminum
Alloy 4OE
Connector body: Stainless Steel
per QO.s.764, Oass 303,
Good. A
Contacts. Beryllium ~r
per
QQ.c.S30, Half hard
Dielectrics:
Polytetrafluorethylene per
MIL-P-19468
Federal Spec. L-P-403
FINISH:
Case and Cover: Bright nickel
per OQ-N-290,Class 1, Grade F,
Form 58
Connectors: Per paragraph
4,6,11 of MIL.c-3901.2
Pins: Gold per MIL-G-45204,
Type 1, Grade C. Class 2
PACKAGE
-'-
Frequency
,\AN
in MHz
82
VARI-L~ny,
Inc. 11101East 51st Avenue Denwr, Colorado 80239 Phooe: (303) 371-1560TWX: 910..932-0311
Power technology
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