This model features Improved acoustic insulation and advanced cooling mechanisms which make it noticeably quieter than its predecessors. Your 10V may be off from the buck controller, this should be investigated and solved before assuming the Raise circuit is lousy. Another benefit of the Antminer L7 is its low power https://antminer-l7-for-sale32975.dgbloggers.com/31597090/l7-asic-miner-discount-offers