1819AB4类似电子元器件：

• 1819-35
  • 35 W, 28 V, 1750-1850 MHz common base transistor
• 1819AB12
  • 12 W, 25 V, 1808-1880 MHz common emitter transistor
• 1819AB35
  • 35 W, 25 V, 1808-1880 MHz common emitter transistor
• 1819AB4
  • "4 W, 25 V, 1808-1880 MHz common emitter transistor"