四端口腔体合路器

电气指标

CH1 工作频率	758–960 MHz
CH1 带宽	202 MHz
CH1 插入损耗	≤ 0.8 dB
CH1 带内波动	≤ 0.5 dB
CH1 驻波比	≤ 1.3
CH1 回波损耗	≥ 17.7 dB
CH2 工作频率	1805–1920 MHz
CH2 带宽	115 MHz
CH2 插入损耗	≤ 1.0 dB
CH2 带内波动	≤ 0.6 dB
CH2 驻波比	≤ 1.3
CH2 回波损耗	≥ 17.7 dB
CH3 工作频率	2010–2170 MHz
CH3 带宽	160 MHz
CH3 插入损耗	≤ 1.0 dB
CH3 带内波动	≤ 0.6 dB
CH3 驻波比	≤ 1.3
CH3 回波损耗	≥ 17.7 dB
CH4 工作频率	2310–2675 MHz
CH4 带宽	365 MHz
CH4 插入损耗	≤ 0.8 dB
CH4 带内波动	≤ 0.5 dB
CH4 驻波比	≤ 1.3
CH4 回波损耗	≥ 17.7 dB
功率	50 W
接头	N 母头或 SMA
温度	−20 °C ~ +60 °C
阻抗	50 Ω
尺寸	218 × 125 × 41 mm
外观	铝合金腔体，导电氧化
低互调订货档	PIM3 ≤ −150 dBc @ 2×43 dBm

抑制与隔离

端口	频段	指标
CH1	20–530 MHz	≥ 70 dB
CH1	1805–1920 MHz	≥ 70 dB
CH1	2010–2170 MHz	≥ 70 dB
CH1	2310–2675 MHz	≥ 70 dB
CH1	2400–2485 MHz	≥ 70 dB
CH1	3300–3600 MHz	≥ 70 dB
CH1	4800–4960 MHz	≥ 70 dB
CH1	5150–5350 MHz	≥ 70 dB
CH1	5725–5875 MHz	≥ 70 dB
CH2	20–530 MHz	≥ 70 dB
CH2	758–960 MHz †	≥ 70 dB
CH2	2010–2170 MHz	≥ 70 dB
CH2	2310–2675 MHz	≥ 70 dB
CH2	2400–2485 MHz	≥ 70 dB
CH2	3300–3600 MHz	≥ 70 dB
CH2	4800–4960 MHz	≥ 70 dB
CH2	5150–5350 MHz	≥ 70 dB
CH2	5725–5875 MHz	≥ 70 dB
CH3	20–530 MHz	≥ 70 dB
CH3	758–960 MHz †	≥ 70 dB
CH3	1805–1920 MHz	≥ 70 dB
CH3	2310–2675 MHz	≥ 70 dB
CH3	2400–2485 MHz	≥ 70 dB
CH3	3300–3600 MHz	≥ 70 dB
CH3	4800–4960 MHz	≥ 70 dB
CH3	5150–5350 MHz	≥ 70 dB
CH3	5725–5875 MHz	≥ 70 dB
CH4	20–530 MHz	≥ 70 dB
CH4	758–960 MHz †	≥ 70 dB
CH4	1805–1920 MHz	≥ 70 dB
CH4	2010–2170 MHz	≥ 70 dB
CH4	2400–2485 MHz	≥ 70 dB
CH4	3300–3600 MHz	≥ 70 dB
CH4	4800–4960 MHz	≥ 70 dB
CH4	5150–5350 MHz	≥ 70 dB
CH4	5725–5875 MHz	≥ 70 dB

回波损耗由端口驻波比 ≤ 1.3 换算：RL = −20 log10((VSWR−1)/(VSWR+1)) ≈ 17.7 dB。

带 † 的 758–960 MHz 隔离，原稿该端口未写，按其余端口同一 ≥70 dB 交叉隔离补齐。CH4 原稿「1805-1920MH」少一个字母，按 1805–1920 MHz 读。

规格来源： 四端口合路器规格.docx