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$31.21 $9.68
$27.50
$22.50
$17.50
$12.50
$7.50
Jan
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Jul
Oct
Jan
Apr
Jul
Oct
Jan
Apr
Jul
2014
2015
2016
$25.98, Oct 1 2:51 pm $29.16, Nov 20 - Jan 9 $28.51, Jan 10 - Mar 16 $28.72, Mar 17 - Mar 28 $28.51, Mar 28 - Jul 17 $28.51, Mar 28 - Jul 17 $22.20, May 3 6:49 am $21.27, May 3 - May 12 $28.51, Mar 28 - Jul 17 $22.10, May 5 11:13 am $21.27, May 3 - May 12 $28.51, Mar 28 - Jul 17 $22.00, May 7 - May 8 $21.27, May 3 - May 12 $28.51, Mar 28 - Jul 17 $21.52, May 10 - Jun 19 $21.27, May 3 - May 12 $28.51, Mar 28 - Jul 17 $21.52, May 10 - Jun 19 $15.01, May 13 - May 18 $28.51, Mar 28 - Jul 17 $21.52, May 10 - Jun 19 $21.27, May 19 - May 25 $28.51, Mar 28 - Jul 17 $21.52, May 10 - Jun 19 $20.21, May 25 - May 27 $28.51, Mar 28 - Jul 17 $21.74, May 29 - May 31 $21.52, May 10 - Jun 19 $28.51, Mar 28 - Jul 17 $21.52, May 10 - Jun 19 $19.52, Jun 1 1:13 pm $28.51, Mar 28 - Jul 17 $21.52, May 10 - Jun 19 $20.95, Jun 3 12:13 pm $28.51, Mar 28 - Jul 17 $21.62, Jun 6 12:46 pm $21.52, May 10 - Jun 19 $28.51, Mar 28 - Jul 17 $21.55, Jun 8 11:17 am $21.52, May 10 - Jun 19 $28.51, Mar 28 - Jul 17 $21.52, May 10 - Jun 19 $21.45, Jun 11 7:38 am $28.51, Mar 28 - Jul 17 $21.54, Jun 13 2:49 pm $21.52, May 10 - Jun 19 $28.51, Mar 28 - Jul 17 $21.72, Jun 15 - Jun 19 $21.52, May 10 - Jun 19 $28.51, Mar 28 - Jul 17 $21.84, Jun 20 - Jun 26 $21.76, Jun 20 - Jul 14 $28.51, Mar 28 - Jul 17 $21.87, Jun 27 11:21 pm $21.76, Jun 20 - Jul 14 $28.51, Mar 28 - Jul 17 $21.83, Jun 30 7:33 am $21.76, Jun 20 - Jul 14 $28.51, Mar 28 - Jul 17 $21.78, Jul 3 11:26 am $21.76, Jun 20 - Jul 14 $28.51, Mar 28 - Jul 17 $21.76, Jun 20 - Jul 14 $21.73, Jul 5 7:31 pm $28.51, Mar 28 - Jul 17 $21.76, Jun 20 - Jul 14 $21.70, Jul 7 3:53 am $28.51, Mar 28 - Jul 17 $21.76, Jun 20 - Jul 14 $21.65, Jul 9 4:08 pm $28.51, Mar 28 - Jul 17 $21.76, Jun 20 - Jul 14 $21.60, Jul 12 2:55 am $28.51, Mar 28 - Jul 17 $21.76, Jun 20 - Jul 14 $21.55, Jul 14 6:11 pm $28.51, Mar 28 - Jul 17 $21.76, Jul 17 6:44 am $21.50, Jul 17 6:44 am $28.72, Jul 18 - Jul 19 $22.99, Jul 18 - Jul 23 $18.99, Jul 19 8:01 pm $28.83, Jul 20 - Jul 23 $22.99, Jul 18 - Jul 23 $21.98, Jul 23 1:20 am $28.94, Jul 24 - Jul 28 $22.98, Jul 23 - Jul 28 $21.97, Jul 24 7:37 pm $28.94, Jul 24 - Jul 28 $22.98, Jul 23 - Jul 28 $21.91, Jul 27 1:21 pm $28.64, Jul 29 - Aug 3 $21.76, Jul 29 - Aug 5 $21.40, Jul 30 6:32 am $28.64, Jul 29 - Aug 3 $21.76, Jul 29 - Aug 5 $21.14, Aug 1 - Aug 2 $28.64, Jul 29 - Aug 3 $21.76, Jul 29 - Aug 5 $20.91, Aug 3 - Aug 4 $28.51, Aug 4 - Aug 8 $24.51, Aug 6 4:43 pm $20.67, Aug 6 4:43 pm $28.51, Aug 4 - Aug 8 $24.47, Aug 8 5:12 pm $20.63, Aug 8 5:12 pm $28.35, Aug 9 - Aug 12 $24.19, Aug 10 5:38 pm $20.38, Aug 10 5:38 pm $28.32, Aug 13 - Sep 28 $22.98, Aug 13 1:27 pm $20.14, Aug 13 1:27 pm $28.32, Aug 13 - Sep 28 $22.97, Aug 15 11:36 am $19.90, Aug 15 11:36 am $28.32, Aug 13 - Sep 28 $22.90, Aug 17 10:25 pm $19.27, Aug 17 10:25 pm $28.32, Aug 13 - Sep 28 $22.82, Aug 21 2:35 am $15.35, Aug 21 2:35 am $28.32, Aug 13 - Sep 28 $22.76, Aug 23 1:19 am $13.09, Aug 23 1:19 am $28.32, Aug 13 - Sep 28 $22.69, Aug 25 1:14 pm $9.68, Aug 25 1:14 pm $28.32, Aug 13 - Sep 28 $22.96, Aug 27 5:38 pm $19.91, Aug 27 5:38 pm $28.32, Aug 13 - Sep 28 $22.62, Aug 30 12:39 am $21.21, Aug 30 - Sep 24 $28.32, Aug 13 - Sep 28 $22.46, Sep 2 2:04 pm $21.21, Aug 30 - Sep 24 $28.32, Aug 13 - Sep 28 $22.36, Sep 4 11:31 pm $21.21, Aug 30 - Sep 24 $28.32, Aug 13 - Sep 28 $22.31, Sep 7 8:39 am $21.21, Aug 30 - Sep 24 $28.32, Aug 13 - Sep 28 $22.98, Sep 9 - Sep 10 $21.21, Aug 30 - Sep 24 $28.32, Aug 13 - Sep 28 $22.26, Sep 12 - Sep 15 $21.21, Aug 30 - Sep 24 $28.32, Aug 13 - Sep 28 $22.22, Sep 19 - Sep 22 $21.21, Aug 30 - Sep 24 $28.32, Aug 13 - Sep 28 $22.98, Sep 24 - Oct 2 $21.21, Aug 30 - Sep 24 $28.32, Aug 13 - Sep 28 $22.98, Sep 24 - Oct 2 $21.00, Sep 26 5:59 am $28.32, Aug 13 - Sep 28 $22.98, Sep 24 - Oct 2 $20.77, Sep 28 6:35 am $28.51, Sep 30 - Oct 6 $22.98, Sep 24 - Oct 2 $20.74, Sep 30 6:56 am $28.51, Sep 30 - Oct 6 $22.98, Sep 24 - Oct 2 $20.33, Oct 2 9:36 am $28.51, Sep 30 - Oct 6 $22.96, Oct 4 - Oct 6 $18.24, Oct 6 1:34 pm $26.67, Oct 8 3:46 pm $22.67, Oct 8 3:46 pm $17.22, Oct 8 3:46 pm $28.51, Oct 10 5:31 pm $22.96, Oct 10 5:31 pm $16.46, Oct 10 5:31 pm $26.67, Oct 12 8:06 pm $22.67, Oct 12 8:06 pm $15.78, Oct 12 8:06 pm $28.51, Oct 14 - Dec 20 $22.96, Oct 14 10:40 pm $14.83, Oct 14 10:40 pm $28.51, Oct 14 - Dec 20 $22.98, Oct 17 - Dec 6 $14.34, Oct 17 3:41 am $28.51, Oct 14 - Dec 20 $22.98, Oct 17 - Dec 6 $14.05, Oct 19 - Oct 21 $28.51, Oct 14 - Dec 20 $22.98, Oct 17 - Dec 6 $20.99, Oct 23 7:32 pm $28.51, Oct 14 - Dec 20 $22.98, Oct 17 - Dec 6 $20.16, Oct 29 12:10 pm $28.51, Oct 14 - Dec 20 $22.98, Oct 17 - Dec 6 $19.76, Nov 4 12:57 am $28.51, Oct 14 - Dec 20 $22.98, Oct 17 - Dec 6 $18.97, Nov 7 4:05 pm $28.51, Oct 14 - Dec 20 $22.98, Oct 17 - Dec 6 $18.59, Nov 12 8:30 pm $28.51, Oct 14 - Dec 20 $22.98, Oct 17 - Dec 6 $17.86, Nov 17 - Nov 19 $28.51, Oct 14 - Dec 20 $22.98, Oct 17 - Dec 6 $17.50, Nov 20 - Nov 21 $28.51, Oct 14 - Dec 20 $22.98, Oct 17 - Dec 6 $17.15, Nov 22 - Nov 24 $28.51, Oct 14 - Dec 20 $22.98, Oct 17 - Dec 6 $16.81, Nov 25 - Nov 29 $28.51, Oct 14 - Dec 20 $22.98, Oct 17 - Dec 6 $15.97, Nov 30 - Dec 4 $28.51, Oct 14 - Dec 20 $22.98, Oct 17 - Dec 6 $15.17, Dec 5 - Dec 8 $28.51, Oct 14 - Dec 20 $22.91, Dec 8 8:59 pm $15.17, Dec 5 - Dec 8 $28.51, Oct 14 - Dec 20 $22.90, Dec 11 - Dec 14 $14.41, Dec 11 - Dec 14 $28.51, Oct 14 - Dec 20 $22.98, Dec 16 - Jan 1 $13.69, Dec 16 2:29 am $28.51, Oct 14 - Dec 20 $22.98, Dec 16 - Jan 1 $20.35, Dec 18 - Dec 20 $29.13, Dec 29 - Jan 30 $22.98, Dec 16 - Jan 1 $21.99, Dec 29 - Jan 1 $29.13, Dec 29 - Jan 30 $22.99, Jan 3 - Jan 5 $22.98, Jan 3 - Jan 16 $29.13, Dec 29 - Jan 30 $22.98, Jan 3 - Jan 16 $22.98, Jan 6 - Jan 12 $29.13, Dec 29 - Jan 30 $22.98, Jan 3 - Jan 16 $22.97, Jan 14 8:21 am $29.13, Dec 29 - Jan 30 $22.98, Jan 3 - Jan 16 $22.91, Jan 16 1:56 am $29.13, Dec 29 - Jan 30 $22.89, Jan 17 - Jan 18 $22.77, Jan 18 4:25 pm $29.13, Dec 29 - Jan 30 $22.71, Jan 20 - Jan 24 $22.69, Jan 21 10:49 pm $29.13, Dec 29 - Jan 30 $22.71, Jan 20 - Jan 24 $22.61, Jan 24 9:27 am $29.13, Dec 29 - Jan 30 $22.58, Jan 26 - Jan 28 $22.00, Jan 26 - Feb 15 $29.13, Dec 29 - Jan 30 $22.57, Jan 30 10:32 am $22.00, Jan 26 - Feb 15 $29.56, Feb 1 - Feb 6 $22.43, Feb 3 - Feb 15 $22.00, Jan 26 - Feb 15 $30.00, Feb 7 - Feb 12 $22.43, Feb 3 - Feb 15 $22.00, Jan 26 - Feb 15 $30.44, Feb 14 - Feb 19 $22.43, Feb 3 - Feb 15 $22.00, Jan 26 - Feb 15 $30.44, Feb 14 - Feb 19 $22.44, Feb 17 - Mar 3 $19.95, Feb 17 - Feb 19 $30.89, Feb 21 - Mar 3 $22.44, Feb 17 - Mar 3 $19.91, Feb 21 10:16 am $30.89, Feb 21 - Mar 3 $22.44, Feb 17 - Mar 3 $19.86, Feb 25 5:54 am $30.89, Feb 21 - Mar 3 $22.44, Feb 17 - Mar 3 $19.81, Feb 27 4:14 am $30.89, Feb 21 - Mar 3 $22.44, Feb 17 - Mar 3 $19.75, Mar 1 3:06 am $30.89, Feb 21 - Mar 3 $22.44, Feb 17 - Mar 3 $19.67, Mar 3 12:38 pm $30.73, Mar 5 - Mar 7 $22.61, Mar 5 2:33 pm $19.61, Mar 5 2:33 pm $30.73, Mar 5 - Mar 7 $22.74, Mar 7 - Mar 12 $19.55, Mar 7 3:23 pm $29.16, Mar 9 - Mar 25 $22.74, Mar 7 - Mar 12 $19.44, Mar 12 4:14 am $29.16, Mar 9 - Mar 25 $22.73, Mar 14 11:20 am $19.39, Mar 14 11:20 am $29.16, Mar 9 - Mar 25 $22.56, Mar 17 9:20 am $19.31, Mar 17 9:20 am $29.16, Mar 9 - Mar 25 $22.40, Mar 20 7:21 pm $19.89, Mar 20 7:21 pm $29.16, Mar 9 - Mar 25 $22.38, Mar 23 4:17 am $19.82, Mar 23 4:17 am $29.16, Mar 9 - Mar 25 $22.23, Mar 25 10:57 am $19.94, Mar 25 10:57 am $29.59, Mar 27 5:57 pm $22.17, Mar 27 5:57 pm $19.95, Mar 27 - Mar 31 $31.21, Mar 30 - Apr 24 $21.96, Mar 31 7:58 am $19.95, Mar 27 - Mar 31 $31.21, Mar 30 - Apr 24 $22.73, Apr 3 12:21 am $21.80, Apr 3 12:21 am $31.21, Mar 30 - Apr 24 $22.85, Apr 5 - Apr 6 $21.70, Apr 5 - Apr 6 $31.21, Mar 30 - Apr 24 $22.49, Apr 9 4:22 pm $21.78, Apr 9 4:22 pm $31.21, Mar 30 - Apr 24 $22.55, Apr 12 1:15 pm $21.97, Apr 12 - Apr 13 $31.21, Mar 30 - Apr 24 $22.54, Apr 13 11:55 pm $21.97, Apr 12 - Apr 13 $31.21, Mar 30 - Apr 24 $22.01, Apr 16 3:38 pm $21.96, Apr 16 3:38 pm $31.21, Mar 30 - Apr 24 $21.95, Apr 19 7:38 am $21.90, Apr 19 7:38 am $31.21, Mar 30 - Apr 24 $21.91, Apr 22 12:53 am $21.86, Apr 22 12:53 am $31.21, Apr 26 - May 15 $22.06, Apr 26 12:27 pm $22.01, Apr 26 12:27 pm $31.21, Apr 26 - May 15 $22.28, Apr 28 1:10 am $22.23, Apr 28 1:10 am $31.21, Apr 26 - May 15 $23.04, Apr 30 - May 4 $22.76, Apr 30 7:18 pm $31.21, Apr 26 - May 15 $23.04, Apr 30 - May 4 $22.96, May 3 - May 4 $31.21, Apr 26 - May 15 $23.20, May 8 - May 11 $22.95, May 8 8:12 am $31.21, Apr 26 - May 15 $23.20, May 8 - May 11 $22.77, May 11 5:45 pm $31.21, Apr 26 - May 15 $23.50, May 15 - May 30 $22.72, May 15 1:54 am OOS $31.21, May 19 - Jun 8 $23.50, May 15 - May 30 $23.27, May 19 - May 30 OOS $31.21, May 19 - Jun 8 $23.49, Jun 3 5:01 pm $23.26, Jun 3 5:01 pm OOS $31.21, May 19 - Jun 8 $24.17, Jun 8 - Jun 15 $24.13, Jun 8 - Jun 12 $31.21, Jun 12 - Jun 19 $24.17, Jun 8 - Jun 15 $24.13, Jun 8 - Jun 12 $31.21, Jun 12 - Jun 19 $24.17, Jun 8 - Jun 15 $24.12, Jun 15 - Jun 19 $31.21, Jun 12 - Jun 19 $24.16, Jun 19 - Jun 21 $24.12, Jun 15 - Jun 19 OOS $31.21, Jun 21 - Jul 3 $24.16, Jun 19 - Jun 21 $24.13, Jun 21 1:04 pm OOS $31.21, Jun 21 - Jul 3 $24.17, Jun 25 8:23 am $24.12, Jun 25 - Jun 29 OOS $31.21, Jun 21 - Jul 3 $24.16, Jun 29 11:04 am $24.12, Jun 25 - Jun 29 OOS $31.21, Jun 21 - Jul 3 $28.01, Jul 3 3:57 pm $25.72, Jul 3 3:57 pm $31.21, Jul 7 - Jul 22 $25.47, Jul 7 11:05 pm $25.42, Jul 7 11:05 pm $31.21, Jul 7 - Jul 22 $25.15, Jul 13 5:17 am $25.10, Jul 13 5:17 am $31.21, Jul 7 - Jul 22 $29.04, Jul 16 - Jul 18 $25.65, Jul 16 - Jul 18 $31.21, Jul 7 - Jul 22 $29.03, Jul 22 7:37 am $25.61, Jul 22 7:37 am $30.31, Jul 25 - Jul 27 $25.74, Jul 25 - Jul 27 $25.60, Jul 25 - Jul 31 $27.29, Jul 31 - Aug 11 $25.60, Jul 25 - Jul 31 $24.43, Jul 31 - Aug 20 $27.29, Jul 31 - Aug 11 $24.43, Jul 31 - Aug 20 $17.83, Aug 3 - Aug 15 $27.02, Aug 15 - Aug 20 $24.43, Jul 31 - Aug 20 $17.83, Aug 3 - Aug 15 $27.02, Aug 15 - Aug 20 $24.43, Jul 31 - Aug 20 $17.62, Aug 18 - Aug 20 $29.51, Aug 24 - Sep 4 $25.51, Aug 24 10:40 am $19.61, Aug 24 10:40 am $29.51, Aug 24 - Sep 4 $25.45, Aug 28 5:30 am $24.41, Aug 28 - Sep 20 $29.51, Aug 24 - Sep 4 $25.30, Aug 31 10:10 pm $24.41, Aug 28 - Sep 20 $29.51, Aug 24 - Sep 4 $25.26, Sep 4 7:00 pm $24.41, Aug 28 - Sep 20 $31.21, Sep 8 - Apr 17 $24.96, Sep 8 5:06 pm $24.41, Aug 28 - Sep 20 $31.21, Sep 8 - Apr 17 $25.24, Sep 12 2:01 pm $24.41, Aug 28 - Sep 20 $31.21, Sep 8 - Apr 17 $25.37, Sep 16 11:13 am $24.41, Aug 28 - Sep 20 $31.21, Sep 8 - Apr 17 $25.48, Sep 20 8:20 am $24.41, Aug 28 - Sep 20 $31.21, Sep 8 - Apr 17 $25.53, Sep 24 6:34 am $24.31, Sep 24 6:34 am $31.21, Sep 8 - Apr 17 $25.06, Sep 28 3:49 am $23.71, Sep 28 - Oct 4 $31.21, Sep 8 - Apr 17 $24.83, Oct 2 4:57 am $23.71, Sep 28 - Oct 4 $31.21, Sep 8 - Apr 17 $24.80, Oct 4 6:44 am $23.71, Sep 28 - Oct 4 $31.21, Sep 8 - Apr 17 $24.91, Oct 8 9:19 am $22.59, Oct 8 9:19 am $31.21, Sep 8 - Apr 17 $25.13, Oct 12 10:48 am $23.66, Oct 12 10:48 am $31.21, Sep 8 - Apr 17 $25.41, Oct 16 - Oct 18 $23.23, Oct 16 9:26 am $31.21, Sep 8 - Apr 17 $25.41, Oct 16 - Oct 18 $23.26, Oct 18 8:14 am $31.21, Sep 8 - Apr 17 $25.37, Oct 22 - Oct 26 $22.54, Oct 22 5:43 am $31.21, Sep 8 - Apr 17 $25.37, Oct 22 - Oct 26 $22.06, Oct 26 2:13 am $31.21, Sep 8 - Apr 17 $25.29, Oct 30 12:59 am $21.82, Oct 30 12:59 am $31.21, Sep 8 - Apr 17 $25.37, Nov 3 12:39 am $21.68, Nov 3 12:39 am $31.21, Sep 8 - Apr 17 $25.35, Nov 7 3:35 am $21.62, Nov 7 - Nov 15 $31.21, Sep 8 - Apr 17 $25.27, Nov 11 6:21 am $21.62, Nov 7 - Nov 15 $31.21, Sep 8 - Apr 17 $25.19, Nov 15 10:05 am $21.62, Nov 7 - Nov 15 $31.21, Sep 8 - Apr 17 $25.09, Nov 19 7:28 pm $21.49, Nov 19 7:28 pm $31.21, Sep 8 - Apr 17 $25.01, Nov 24 5:26 am $21.38, Nov 24 5:26 am $31.21, Sep 8 - Apr 17 $24.91, Nov 28 8:50 pm $21.27, Nov 28 8:50 pm $31.21, Sep 8 - Apr 17 $24.84, Dec 3 6:11 pm $21.07, Dec 3 6:11 pm $31.21, Sep 8 - Apr 17 $24.77, Dec 8 4:01 pm $19.65, Dec 8 4:01 pm $31.21, Sep 8 - Apr 17 $24.85, Dec 13 6:43 pm $18.30, Dec 13 6:43 pm $31.21, Sep 8 - Apr 17 $24.75, Dec 18 9:02 pm $16.85, Dec 18 9:02 pm $31.21, Sep 8 - Apr 17 $25.19, Dec 23 5:06 pm $15.63, Dec 23 5:06 pm $31.21, Sep 8 - Apr 17 $24.87, Dec 28 - Jan 2 $13.64, Dec 28 4:50 pm $31.21, Sep 8 - Apr 17 $24.87, Dec 28 - Jan 2 $12.84, Jan 2 12:30 pm $31.21, Sep 8 - Apr 17 $24.63, Jan 7 9:58 am $12.62, Jan 7 9:58 am $31.21, Sep 8 - Apr 17 $24.03, Jan 12 9:10 am $12.61, Jan 12 9:10 am $31.21, Sep 8 - Apr 17 $23.71, Jan 17 8:12 am $12.57, Jan 17 8:12 am $31.21, Sep 8 - Apr 17 $23.70, Jan 22 - Feb 1 $20.21, Jan 22 8:35 am $31.21, Sep 8 - Apr 17 $23.70, Jan 22 - Feb 1 $21.57, Jan 27 - Feb 1 $31.21, Sep 8 - Apr 17 $23.83, Feb 6 12:29 pm $23.72, Feb 6 12:29 pm $31.21, Sep 8 - Apr 17 $25.60, Feb 11 - Feb 17 $23.71, Feb 11 - Feb 22 $31.21, Sep 8 - Apr 17 $23.72, Feb 22 2:01 pm $23.71, Feb 11 - Feb 22 $31.21, Sep 8 - Apr 17 $25.60, Feb 25 - Mar 13 $23.65, Feb 25 9:41 am $31.21, Sep 8 - Apr 17 $25.60, Feb 25 - Mar 13 $23.44, Mar 6 10:13 am $31.21, Sep 8 - Apr 17 $25.60, Feb 25 - Mar 13 $23.66, Mar 13 12:55 am $31.21, Sep 8 - Apr 17 $25.58, Mar 25 12:12 am $23.96, Mar 25 12:12 am $31.21, Sep 8 - Apr 17 $25.30, Apr 5 11:56 am $23.53, Apr 5 11:56 am $31.21, Sep 8 - Apr 17 $24.99, Apr 17 4:26 am $23.42, Apr 17 4:26 am
79,186 979,094
1,171,875
781,250
390,625
0
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2015
2016
Price Details
New
Latest
$31.21 Apr 17, '16
Highest
$31.21 Sep 8, '15
Lowest
$25.98 Oct 1, '13
Average
$31.21 (30d avg) $31.21 (90d avg) $31.21 (180d avg) $30.86 (365d avg) $29.49 (Lifetime average)
Added
Oct 1, 2013
3rd Party New
Latest
$23.42 Apr 17, '16
Highest
$25.74 Jul 25, '15
Lowest
$21.52 May 10, '14
Average
$23.74 (30d avg) $23.69 (90d avg) $24.32 (180d avg) $24.35 (365d avg) $23.43 (Lifetime average)
Added
Oct 1, 2013
3rd Party Used
Latest
$24.99 Apr 17, '16
Highest
$29.04 Jul 16, '15
Lowest
$9.68 Aug 25, '14
Average
$25.44 (30d avg) $24.59 (90d avg) $21.39 (180d avg) $22.45 (365d avg) $21.29 (Lifetime average)
Added
Oct 1, 2013
Sales Rank
30 day average: 707,986 90 day average: 522,174
Product Description
Audio can affect the human brain in the most powerful and profound ways. Using Apples Core Audio, you can leverage all that power in your own Mac and iOS software, implementing features ranging from audio capture to real-time effects, MP3 playback to virtual instruments, web radio to VoIP support. The most sophisticated audio programming system ever created, Core Audio is not simple. In Learning Core Audio, top Mac programming author Chris Adamson and legendary Core Audio expert Kevin Avila fully explain this challenging framework, enabling experienced Mac or iOS programmers to make the most of it. In plain language, Adamson and Avila explain what Core Audio can do, how it works, and how it builds on the natural phenomena of sound and the human language of audio. Next, using crystal-clear code examples, they guide you through recording, playback, format conversion, Audio Units, 3D audio MIDI connectivity, and overcoming unique challenges of Core Audio programming for iOS. Coverage includes: mastering Core Audios surprising style and conventions; recording and playback with Audio Queue; synthesizing audio; perform effects on audio streams; capturing from the mic; mixing multiple streams; managing file streams; converting formats; creating 3D positional audio; using Core MIDI on the Mac; leveraging your Cocoa and Objective-C expertise in Core Audios C-based environment, and much more. When youve mastered the black arts of Core Audio, you can do some serious magic. This book will transform you from an acolyte into a true Core Audio wizard.
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