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SSB demod: tie AGC steep transition correction to AGC clamping
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@ -179,11 +179,12 @@ void SSBDemodSink::processOneSample(Complex &ci)
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// Prevent overload based on squared magnitude variation
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// Prevent overload based on squared magnitude variation
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// Only if AGC is active
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// Only if AGC is active
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if (m_agcActive && (std::abs(m_magsqCur - m_magsqPrev) > m_agcTarget*m_agcTarget*5.0))
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if (m_agcActive && m_agcClamping && (std::abs(m_magsqCur - m_magsqPrev) > m_agcTarget*m_agcTarget*5.0) & (agcVal > 100.0))
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{
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{
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m_agc.reset(m_agcTarget*100.0); // Quench AGC at -20dB the target
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float target = m_agcTarget*sqrt(agcVal); // Quench AGC depending on previous value
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m_agc.resetStepCounters();
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m_agc.reset(target);
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m_squelchDelayLine.write(sideband[i]);
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m_squelchDelayLine.write(fftfilt::cmplx{target, 0.0});
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m_magsqCur = target*target;
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}
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}
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else
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else
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{
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{
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