Uniden BCD396XT - Page 923

CalculatingUpperBaseFrequencies < UnidenMan4 < TWiki
Entry Base Spacing Offset
A 155.4150 15.0 380
B 157.2000 12.5 436
C 157.4700 15.0 454
Plugging these values into our formula, we get:
For entry A:
Upper
Base
A
= Base
A
+ ( Offset
B
–
1
–
Offset
A
)
× Step
A
Upper
Base
A
= 155.415 MHz
+
(436 – 1 – 380) × 15kHz
Upper
Base
A
= 155.415 MHz
+
55 × 0.015
MHz
Upper
Base
A
= 155.415 MHz
+
0.825 MHz
Upper
Base
A
= 156.240 MHz
For entry B:
Upper
Base
B
= Base
B
+ ( Offset
C
–
1
–
Offset
B
)
× Step
B
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