G gaz191079 New Member Joined Apr 15, 2012 Messages 4 Reaction score 0 Location folkestone Apr 16, 2012 #1 iv started a recipe of jedda gin started at 40 on the hydrometer and is at is half way point and reads 990 how do i work out abv?? is this brewing right
iv started a recipe of jedda gin started at 40 on the hydrometer and is at is half way point and reads 990 how do i work out abv?? is this brewing right
W william_shakes_beer Well-Known Member Joined Oct 14, 2010 Messages 2,878 Reaction score 324 Location Maryland Apr 16, 2012 #2 ABV=OG-FG*1.33(ish) I plugged in a bunch of OG and FG values to Mr Malty and did an output table. There was a little bariance but suprisingly little.
ABV=OG-FG*1.33(ish) I plugged in a bunch of OG and FG values to Mr Malty and did an output table. There was a little bariance but suprisingly little.
OP OP G gaz191079 New Member Joined Apr 15, 2012 Messages 4 Reaction score 0 Location folkestone Apr 16, 2012 #3 so dose this mean its 1.3%abv ?
Yooper Ale's What Cures You! Staff member Admin Mod HBT Supporter Joined Jun 4, 2006 Messages 75,144 Reaction score 13,308 Location UP/Snowbird in Florida Apr 16, 2012 #4 gaz191079 said: so dose this mean its 1.3%abv ? Click to expand... You're leaving out the decimal points, so make sure you use them when you do the math! (1.040- .990) x 131 = ABV% of 6.55% If your OG was 1.140, it would be (1.140- .990) x 131 for 19% ABV.
gaz191079 said: so dose this mean its 1.3%abv ? Click to expand... You're leaving out the decimal points, so make sure you use them when you do the math! (1.040- .990) x 131 = ABV% of 6.55% If your OG was 1.140, it would be (1.140- .990) x 131 for 19% ABV.
OP OP G gaz191079 New Member Joined Apr 15, 2012 Messages 4 Reaction score 0 Location folkestone Apr 17, 2012 #5 got it thanks