dual spectrum

Anyone using the BAY6 600 Watt dimmable digital lighting system? If so, is it any good? Thinking of using it with a 600 Watt BAY6 Dual Spectrum Lamp. How do Dual lamps compare with separate veg / flowering lamps? Soz for all the Q‘s; been growing outdoors til now, so not sure about the...

Im runing to 600 watt mh in my veg room would it be best to mix spectrem And add a hps instead of 2 mh.

Currently running a small scrog (60x60) with a 400w Sunmaster dual spectrum bulb. Worth the investment to change over to specific spectrum bulbs for veg and flower - would I get a noticeable difference? Recommended 400w E40 bulb?

I,m just starting my second grow. Northern Light x Big Bud Auto. I got a new bulb a 600 watt dual spec HPS. just got them sprouting in the root riot cubes with big tap roots popping out so potted them into Friday: Seeds went into glass of water Saturday (26 hours later because I forgot): Seeds...