HFPA系列功率放大器可应用于多种超声测试场景，如在超声导波测试中激励超声探头在板或管中激发出导波，在超声谐振谱测试中，扫频信号经功率放大器放大后可成为激发探头的激励信号。
| 型号 | 最大输出功率 | 带宽 | 输出电压 | 输出电流 | 手册 |
| HFPA 0400 | 80 Wp | DC~4MHz | 90 Vp-p | 2Ap |
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