TDK HHM Series HHM1521 - Manual (Page 2)

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001-03 / 20080106 / e751_hhm1521.fm
• All specifications are subject to change without notice.
FREQUENCY CHARACTERISTICS
Unbalance 50 Ω/Balance 200Ω
RETURN LOSS
–30
2100 2200 2300 2400 2500 2600 2700
–20
–25
–15
–10
–5
0
Retur
n loss
( dB
)
Frequency(MHz)
1: 2400MHz
–13.08dB
2: 2500MHz
–14.96dB
1
2
INSERTION LOSS
–5.0
–4.0
–4.5
–3.0
–3.5
–2.0
–2.5
–1.0
–1.5
–0.5
0.0
Inser
tion loss
( dB
)
Frequency(MHz)
1: 2400MHz
–0.82dB
2: 2500MHz
–0.76dB
2100 2200 2300 2400 2500 2600 2700
1 2
AMPLITUDE BALANCE
2
1
4
3
5
–4
–5
–2
–3
–1
0
Amplitude balance
( dB
)
Frequency(MHz)
1: 2400MHz
–0.45dB
2: 2500MHz
–0.57dB
2100 2200 2300 2400 2500 2600 2700
1 2
PHASE BALANCE
155
175
185
195
170
165
160
180
190
200
205
Phase balance
( deg.
)
1: 2400MHz
180.7deg.
2: 2500MHz
181.3deg.
Frequency(MHz)
2100 2200 2300 2400 2500 2600 2700
1 2