What's New in Spektral 1.5

Improved SPL accuracy — time-domain RMS calculation with IEC 61672 A/C-weighting filters for professional-grade readings
SPL calibration redesign — dedicated 3-second capture with stability validation and live progress display
Frequency-weighted RTA & Spectrograph — apply A, C, or Z weighting to spectrum displays via Settings
Improved microphone permission handling — graceful behaviour when access is denied
Stability fix — resolved a crash on launch affecting certain Mac configurations
Help menu now links directly to the support site

Improved loading state for Remote Monitoring purchase

Performance and stability improvements

• Remote Monitoring add-on: deploy iPhones as wireless SPL stations and monitor every site live from your Mac

• PDF compliance reports now include per-site pages for each remote location

• Swap input channels for audio interfaces with phantom power on channel 2

• Performance and stability improvements

What's New in Spektral v1.2

SPL MONITOR MODE (NOW LIVE)
• Professional environmental noise compliance monitoring
• A/C/Z frequency weighting per IEC 61672 standards
• Microphone calibration via reference meter or calibrator
• Live VU meter with configurable caution/warning thresholds
• Leq tracking (15min/1hr/8hr) for regulatory compliance
• Session statistics and professional PDF export
• SPL aura visual feedback in both RTA and SPL Monitor modes

TRANSFER FUNCTION IMPROVEMENTS
• Auto-EQ: Intelligent parametric EQ suggestions (up to 6 corrections)
• Cursor tracking with frequency/magnitude readout
• Smoother phase and coherence displays

REFINEMENTS
• Separate visual gain from SPL calibration for cleaner workflow
• Improved SPL scales (40-120dB) with threshold-based colors
• Better settings layout for calibration workflow

Bug fixes and performance improvements.