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MA1078-2 - For DCS1800 - 20W Power Amplifier

General Description

The MA1078-2 is a 20W power amplifier designed for DCS 1800, which comprises 4 stages GaAs FET and 2 stages Si bipolar transistors, also RF power monitoring circuit.

0.8 mm 3 mm 1 2 3 MA1078-2

Key Features

  • s Specified +25/+10 Volt Chracteristics.
  • RF Output Power : +43 dBm (typ. ).
  • Harmonics :.
  • 65 dBc typ. s Small Size : 70 × 142 × 40 mm3 s 50 Ohm Input/Output Impedances 64.4 +/- 0.8 mm 70 mm 2.6 mm 4 HOLES φ 3.5 mm Vg(.
  • 6V:PIN#12) Vdet(PIN#13) GND(PIN#11) (out).

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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MA1078-2 For DCS1800 - 20W Power Amplifier MA1078-2 2. Electrical Performances (Tc = +25°C, Vc = +24V, Vd = +10V, Vg = –6V, Zg = Zl = 50Ω) No. Items Frequency Output Power Output RF modulation spectrum ; from the carrier 100 KHz 200 KHz 250 KHz 400 KHz 600 KHz to < 1200 KHz 1200 KHz to < 1800 KHz 1800 KHz to < 6000 KHz < 6000 KHz = Spurious ; in-band out-band Harmonics 2fo 3fo 4fo Icq Pout = +43 dBm Symbol f Pout ––– Pout = +43 dBm (Pin control) ––– ––– ––– ––– ––– ––– ––– ––– ––– ––– ––– ––– ––– ––– ––– ––– ––– ––– ––– ––– ––– ––– ––– ––– –60 –65 –70 ––– +0.5 –30 –33 –60 –70 –73 –75 –80 –36 –30 ––– ––– ––– 1.