Bird Technologies 8750 Series - Manual (Page 29)

Termaline Load Resistor 8745/8746
19
Specifications
Power Rating 30,000 Watts
lmpedance 50 ohms
Input Connectors
Model 8745
Model 8746
3-1/8. EIA flanged (50 ohm)
3-1/8. unflanged (50 ohm) flush center
conductor
Frequency Range 1000 Hz to 900 MHz
VSWR 1.10 max. 1000 Hz to 900 MHz
Modes CW, AM, FM, SSB, TV, and certain Pulse types
Input Water Temperature Range 5°C to 60°C (41°F to 140°F)
AC Power Required 115 V 50/60 Hz or 230 V
50 Hz (with optional items only)
Water Flow - Minimum Rate 7 GPM (26.5 lpm) at 5°C (41°F)
9 GPM (34.0 lpm) at 60°C (140°F
Water Connections 3/4 inch Standard Hose Thread
Cooling Water Potable * Water
* Standards for potable water have been established by the U.S. Public Health Service at a maximum
of 500 ppm of total dissolved solids (ppm - parts per million or 1 mg per liter). Hardness of water (con-
tent of calcium and magnesium salts) should be less than 75 ppm. If the quality of the available water
supply is doubtful or the mineral content is questionable, use distilled water.
Weight
Model 8755
Model 8756
15 lb 13 oz. (7.2k9)
15 lb 5 oz. (7.0 kg)
Dimensions
Length Overall
Housing Diameter
Maximum Diameter (Input Flange)
19-1/2" (495 mm)
3-1/2" (89 mm)
5-3/16" (132 mm)
Finish Black Powder Coat
Housing Material Aluminum Alloy and Brass
Operating Position Any
E
cono
load
R
5-3/16 DIA.
(132mm)
3-1/2 DIA.
(89mm)
18-11/32
(466mm)
3-1/8 EIA
SWIVEL FLANGE
WATER OUTLET
3/4" HOSE THD.
16-7/8
(429mm)
2-5/8
(67mm)
NOM.
WATER INLET
3/4" HOSE THD.
WA
R
NIN
G
COA
XI
AL
R
E S
IST
OR
E RMAL
INE
R