Last year, Arturia launched its first stage keyboard, AstroLab. Unlike a synthesizer, stage keyboards are more focused on delivering performance-ready presets than sound design. They’re geared towards touring and performing musicians who need access to a range of sounds with minimal fuss, rather than bedroom tinkerers. But, while the first entries in the series were sizable and pricey — $2,999 for the 88-key model, and $1,999 for the 61-key model — the AstroLab 37 delivers the same sonic repertoire in a smaller, much more affordable package. It’s a portable 37-slimkey instrument that costs only $699. What makes the AstroLab range stand out from much of its competition is that it’s essentially Arturia’s AnalogLab classic synth emulations in hardware form. Arturia’s synth plugins are incredibly popular, and with good reason — they’re excellent. But until last year, they were constrained to your computer. The AstroLab gives you access to most (though not all of them) in a standalone instrument, albeit in a stripped-down form. Arturia’s V Collection gives you deep editing tools and rich recreations of …