Ametek CH44-VER08 System Manual page 10

2.2 Ideal Hybrid Characteristics
• Two input ports are completely isolated from one another.
• Two input ports have no loss to the output port.
• Internal balance port Z = Output port's connected Z
(There is infinite isolation for inputs when these impedances are exactly equal.)
Transhybrid
Loss – Isolation
∞
=
Hybrid Type:
Insertion Loss
Loss IN 1 to OUT:
Insertion Loss
Loss IN 2 to OUT:
Transhybrid Loss*
Isolation IN 1 to IN2:
April 2023
Balance
Port
dB
Figure 2–2.
Ideal Hybrid Characteristics.
Table 2–1. Hybrid Losses.
Ideal
0 dB
0 dB
∞
dB
* With exact impedance matching on output.
Chapter 2. Purpose, Basic Operation & Testing
Input 1
TX Path
Loss = 0 dB
IDEAL
HYBRID
TX / RX Path
Loss = 0 dB
Input 2
Balanced Skewed
3.5 dB Max 0.5 dB Max
3.5 dB Max 14.5 dB Max
30 dB Min 40 dB Min
Output
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