hackrf: disable AMP gain stage by default to protect it from damage

patch proivided by Paul Connolly
soapy_support
Dimitri Stolnikov 8 years ago
parent 7a8224bcb8
commit 39230788d7
  1. 2
      lib/hackrf/hackrf_sink_c.cc
  2. 2
      lib/hackrf/hackrf_source_c.cc

@ -213,7 +213,7 @@ hackrf_sink_c::hackrf_sink_c (const std::string &args)
set_sample_rate( get_sample_rates().start() );
set_bandwidth( 0 );
set_gain( 14 ); /* enable AMP gain stage by default */
set_gain( 0 ); /* disable AMP gain stage by default to protect full sprectrum pre-amp from physical damage */
set_if_gain( 16 ); /* preset to a reasonable default (non-GRC use case) */

@ -168,7 +168,7 @@ hackrf_source_c::hackrf_source_c (const std::string &args)
set_sample_rate( get_sample_rates().start() );
set_bandwidth( 0 );
set_gain( 14 ); /* enable AMP gain stage by default */
set_gain( 0 ); /* disable AMP gain stage by default to protect full sprectrum pre-amp from physical damage */
set_if_gain( 16 ); /* preset to a reasonable default (non-GRC use case) */

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