54 lines
1.7 KiB
Plaintext
54 lines
1.7 KiB
Plaintext
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Copyright (c) 2014-2020 Great Scott Gadgets <info@greatscottgadgets.com>
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These files are part of HackRF.
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This is a free hardware design; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This design is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this design; see the file COPYING. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street,
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Boston, MA 02110-1301, USA.
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LNA915 is a SAW filter and LNA for the 902 to 928 MHz ISM band. It is designed
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for in-line connection between an antenna and HackRF One and is powered by the
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HackRF One.
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hardware notes:
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Schematic and layout files were designed in KiCad, an open source electronic
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design automation package.
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The PCB is designed to fit the Crystek SMA-KIT-1.5MF housing.
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order of copper layers:
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Copper 1: F (front)
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Copper 2: In1
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Copper 3: In2
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Copper 4: B (back)
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PCB description: 4 layer PCB 0.8 mm
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Copper 1: 0.035 mm (1 oz)
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Dielectric 1-2: 0.2 mm prepreg
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Copper 2: 0.0175 mm (0.5 oz)
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Dielectric 2-3: 0.265 mm core
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Copper 3: 0.0175 mm (0.5 oz)
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Dielectric 3-4: 0.2 mm prepreg
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Copper 4: 0.035 mm (1 oz)
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7628 prepreg with Er=4.6
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double side solder mask green
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double side silkscreen white
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7 mil minimum trace width
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5 mil minimum isolation
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PCBs of this specification are available from JLCPCB (JLC7628 4-layer 0.8 mm stackup).
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