Manufacturer	Model	Type	Status	Size [in]	Re [ohm]	fs [Hz]	Qms	Qes	Qts	Rms [Ns/m]	Mms [g]	Cms [mm/N]	Vas [l]	Sd [cm2]	BL [Tm]	Pmax [W]	Xmax [mm]	Beta	Z1k [ohm]	Z10k [ohm]	Le [mH]	Leb [mH]	Ke [sH]	Rss [ohm]	USPL [dB]	BL²/Re	Revision	Updated
Purifi Audio	PTT10.0PR-NA2	PR	Preliminary	10		16	6.5			1.646	162	0.93	113	359.7			25										(0.90) October 2023	2024-05-27/Kimmo Saunisto
Purifi Audio	PTT10.0X04-NAB-02	W	Active	10	3.9	20	5.1	0.31	0.3	2.48	99.4	0.62	113	359.7	12.6	300	14.75	0			0.62				89.8	40.71	(0.90) May 2023	2023-05-18/Kimmo Saunisto
Purifi Audio	PTT4.0M04-NAC-03	M	Active	4	3.4	48	4.2	0.3	0.28	0.72	10.1	1.09	5	56.7	5.9	60	2.9	0			0.26				88.4	10.24	(0.96) April 2022	2023-05-18/Kimmo Saunisto
Purifi Audio	PTT4.0M04-NAC-04	M	Active	4	3.4	48	4.2	0.3	0.28	0.72	10.1	1.09	5	56.7	5.9	60	2.9	0			0.26				88.4	10.24	(0.9) September 2022	2023-05-06/Kimmo Saunisto
Purifi Audio	PTT4.0M04-NFC-01	M	Active	4	3.4	46	4.6	0.27	0.25	0.62	9.9	1.18	5.4	56.7	6	60	2.9	0			0.26				88.6	10.59	(0.96) April 2023	2023-05-18/Kimmo Saunisto
Purifi Audio	PTT4.0M04-NLC-02	M	Active	4	3.4	50	5.2	0.31	0.29	0.61	10.1	1.02	4.6	56.7	5.9	60	2.9	0			0.26				88.4	10.24	(0.90) September 2022	2023-05-06/Kimmo Saunisto
Purifi Audio	PTT4.0M08-NAC-03	M	Active	4	5.6	50	4.7	0.34	0.32	0.64	9.7	1.07	4.9	56.7	7	60	2.9	0			0.36				86.1	8.75	(0.95) April 2023	2023-05-18/Kimmo Saunisto
Purifi Audio	PTT4.0M08-NAC-04	M	Active	4	5.6	50	4.7	0.34	0.32	0.64	9.7	1.07	4.9	56.7	7	60	2.9	0			0.36				86.1	8.75	(0.95) April 2023	2023-05-18/Kimmo Saunisto
Purifi Audio	PTT4.0M08-NFC-01	M	Active	4	5.8	48	5	0.33	0.31	0.57	9.4	1.17	5.3	56.7	7	60	2.9	0			0.37				85.9	8.45	(0.96) April 2023	2023-05-18/Kimmo Saunisto
Purifi Audio	PTT4.0M08-NLC-02	M	Active	4	5.7	48	4.8	0.34	0.32	0.61	9.7	1.1	5	56.7	7.1	60	2.9	0			0.37				85.6	8.84	(0.96) April 2023	2023-05-18/Kimmo Saunisto
Purifi Audio	PTT4.0PR-NA2-02	PR	Active	4		27	6			0.819	30	1.2	5.5	57			14										(0.96) April 2023	2023-05-18/Kimmo Saunisto
Purifi Audio	PTT4.0PR-NF2-01	PR	Active	4		24	7			0.672	30	1.41	6.4	57			14										(1.01) December 2020	2023-05-06/Kimmo Saunisto
Purifi Audio	PTT4.0PR-NL2-01	PR	Active	4		25	6.9			0.71	30	1.3	5.9	57			14										(1.00) February 2022	2023-05-06/Kimmo Saunisto
Purifi Audio	PTT4.0X04-NAC-03	W	Active	4	3.8	40	3.8	0.34	0.31	0.87	13	1.22	5.5	56.7	6.1	60	8.5	0			0.38				85.4	9.79	(0.95) September 202	2023-05-06/Kimmo Saunisto
Purifi Audio	PTT4.0X04-NAC-04	W	Active	4	3.8	40	3.8	0.34	0.31	0.87	13	1.22	5.5	56.7	6.1	60	8.5	0			0.38				85.4	9.79	(0.95) September 2022	2023-05-06/Kimmo Saunisto
Purifi Audio	PTT4.0X04-NFC-01	W	Active	4	3.8	38	4.5	0.32	0.3	0.66	12.8	1.41	6.4	56.7	6	60	8.8	0			0.38				85.6	9.47	(1.12) December 2020	2023-05-06/Kimmo Saunisto
Purifi Audio	PTT4.0X04-NLC-02	W	Active	4	3.9	38	4.6	0.34	0.32	0.7	13.1	1.31	6	56.7	6	60	8.5	0			0.38				85	9.23	(1.00) February 2022	2023-05-06/Kimmo Saunisto
Purifi Audio	PTT4.0X08-NAC-03	W	Active	4	6.5	43	4.1	0.43	0.39	0.79	11.9	1.16	5.3	56.7	7	60	8.8	0			0.56				82.8	7.54	(0.96) April 2023	2023-05-18/Kimmo Saunisto
Purifi Audio	PTT4.0X08-NAC-04	W	Active	4	6.5	43	4.1	0.43	0.39	0.79	11.9	1.16	5.3	56.7	7	60	8.8	0			0.56				82.8	7.54	(0.96) April 2023	2023-05-18/Kimmo Saunisto
Purifi Audio	PTT4.0X08-NFC-01	W	Active	4	6.4	41	4.2	0.41	0.37	0.73	11.7	1.25	5.7	56.7	6.9	60	8.5	0			0.51				82.8	7.44	(1.00) February 2021	2023-05-06/Kimmo Saunisto
Purifi Audio	PTT4.0X08-NLC-02	W	Active	4	6.5	42	4.6	0.42	0.38	0.68	12	1.21	5.5	56.7	7	60	8.5	0			0.52				82.8	7.54	(1.00) July 2022	2023-05-06/Kimmo Saunisto
Purifi Audio	PTT5.25M04-NFA-02	M	Active	5.25	3.8	40	6.9	0.19	0.19	0.47	13.1	1.24	12.6	84.9	8.1	80	2.9	0			0.27				91.5	17.27	(0.9) April 2023	2023-05-18/Kimmo Saunisto
Purifi Audio	PTT5.25PR-NF2-01	PR	Active	5.25		20	9.9			0.628	50	1.28	13	85			14										(0.96) April 2023	2023-05-18/Kimmo Saunisto
Purifi Audio	PTT5.25X04-NFA-01	W	Active	5.25	3.6	29	6.5	0.25	0.24	0.66	23.3	1.27	13	84.9	7.9	80	9.8	0			0.39				86.5	17.34	(1.10) February 2023	2023-05-18/Kimmo Saunisto
Purifi Audio	PTT5.25X04-NFA-02	W	Active	5.25	3.7	29	6.9	0.25	0.24	0.6	22.5	1.32	13.5	84.9	7.8	80	9.8	0			0.39				86.5	16.44	(1.00) September 2022	2023-05-06/Kimmo Saunisto
Purifi Audio	PTT5.25X08-NFA-01	W	Active	5.25	5.9	32	6.6	0.28	0.27	0.59	19.6	1.3	13.2	84.9	9	80	9.8	0			0.55				85.2	13.73	(1.00) September 2022	2023-05-06/Kimmo Saunisto
Purifi Audio	PTT5.25X08-NFA-02	W	Active	5.25	5.9	32	6.6	0.28	0.27	0.59	19.6	1.3	13.2	84.9	9	80	9.8	0			0.55				85.2	13.73	(1.01) January 2022	2023-05-18/Kimmo Saunisto
Purifi Audio	PTT6.5M04-NFA-01	M	Active	6.5	3.9	55	4.2	0.36	0.33	1.47	17.8	0.47	11.7	132.7	8.1	100	2.9	0			0.26				92.4	16.82	(1.02) December 2021	2023-05-06/Kimmo Saunisto
Purifi Audio	PTT6.5M04-NLA-02	M	Active	6.5	3.9	49	3.9	0.34	0.32	1.49	19.2	0.56	14	132.7	8.1	100	2.9	0			0.28				92	16.82	(1.01) February 2023	2023-05-19/Kimmo Saunisto
Purifi Audio	PTT6.5M08-NAA-07	M	Active	6.5	6.2	38	6.7	0.33	0.31	0.73	20.8	0.87	21.6	132.7	9.6	80	2.9	0			0.36				88.7	14.86	(1.00) February 2023	2023-05-18/Kimmo Saunisto
Purifi Audio	PTT6.5M08-NAA-08	M	Active	6.5	6.2	38	6.7	0.33	0.31	0.73	20.8	0.87	21.6	132.7	9.6	80	2.9	0			0.36				88.7	14.86	(1.01) April 2023	2023-05-19/Kimmo Saunisto
Purifi Audio	PTT6.5M08-NFA-01	M	Active	6.5	6.5	57	4.2	0.42	0.38	1.44	17	0.46	11.5	132.7	9.7	80	2.9	0			0.38				90	14.48	(1.02) December 2021	2023-05-06/Kimmo Saunisto
Purifi Audio	PTT6.5M08-NLA-02	M	Active	6.5	6.3	51	4.3	0.41	0.38	1.45	19	0.5	12.6	132.7	9.6	80	2.9	0			0.39				89.1	14.63	(1.00) February 2023	2023-05-18/Kimmo Saunisto
Purifi Audio	PTT6.5PR-NA2-03	PR	Active	6.5		19	13.1			0.78	85	0.82	20.5	132.7			15										(1.01) April 2023	2023-05-19/Kimmo Saunisto
Purifi Audio	PTT6.5PR-NF1-01	PR	Active	6.5		17	10.9			0.818	80	1.05	26.2	133			15										2.00	2023-05-06/Kimmo Saunisto
Purifi Audio	PTT6.5PR-NL1-01	PR	Active	6.5		17	12			0.743	80	1.05	26.2	133			15										1.00	2023-05-06/Kimmo Saunisto
Purifi Audio	PTT6.5W04-NFA-01	W	Active	6.5	3.7	33	6.3	0.27	0.26	0.7	21.1	1.1	28.9	132.7	7.7	80	5.9	0			0.32				91.2	16.02	(0.91) December 2020	2023-05-06/Kimmo Saunisto
Purifi Audio	PTT6.5W04-NLA-10	W	Active	6.5	3.7	33	6	0.3	0.28	0.79	22.7	1.01	25.3	132.7	7.7	80	5.9	0			0.33				90.2	16.02	(1.00) November 2022	2023-05-19/Kimmo Saunisto
Purifi Audio	PTT6.5W08-NAA-07	W	Active	6.5	6.8	35	5.9	0.37	0.35	0.82	22.3	0.95	23.8	132.7	9.4	80	5.9	0			0.49				87.1	12.99	(0.95) January 2023	2023-05-18/Kimmo Saunisto
Purifi Audio	PTT6.5W08-NAA-08	W	Active	6.5	6.8	35	5.9	0.37	0.35	0.82	22.3	0.95	23.8	132.7	9.4	80	5.9	0			0.49				87.1	12.99	(1.00) April 2023	2023-05-19/Kimmo Saunisto
Purifi Audio	PTT6.5W08-NFA-01	W	Active	6.5	6.9	38.5	6.7	0.35	0.33	0.9	19.4	0.88	22	132.7	9.6	80	5.9	0			0.48				88.2	13.36	(0.91) December 2020	2023-05-06/Kimmo Saunisto
Purifi Audio	PTT6.5W08-NLA-10	W	Active	6.5	6.9	34	5.9	0.34	0.32	0.75	20.5	1.05	26.1	132.7	9.5	80	5.9	0			0.52				87.4	13.08	(1.00) November 2022	2023-05-18/Kimmo Saunisto
Purifi Audio	PTT6.5X04-NAA-07	W	Active	6.5	3.7	32	7.5	0.37	0.35	0.81	29.8	0.82	20.5	132.7	7.8	80	9.8	0			0.36				87.9	16.44	(1.00) March 2022	2023-05-06/Kimmo Saunisto
Purifi Audio	PTT6.5X04-NAA-08	W	Active	6.5	3.7	32	7.5	0.37	0.35	0.81	29.8	0.82	20.5	132.7	7.8	80	9.8	0			0.36				87.9	16.44	(0.95) November 2021	2023-05-06/Kimmo Saunisto
Purifi Audio	PTT6.5X04-NFA-01	W	Active	6.5	3.7	30	5.8	0.28	0.27	0.88	26.7	1.04	25.9	132.7	8.1	80	9.8	0			0.38				89.3	17.73	(1.11) December 2020	2023-05-06/Kimmo Saunisto
Purifi Audio	PTT6.5X04-NLA-10	W	Active	6.5	3.7	30	6.2	0.34	0.32	0.89	28.7	0.96	23.9	132.7	7.8	80	9.8	0			0.4				88.1	16.44	(1.00) November 2022	2023-05-19/Kimmo Saunisto
Purifi Audio	PTT6.5X04-NLB-02	W	Active	6.5	3.7	30	7.4	0.3	0.29	0.69	27	1.07	26.8	132.7	7.9	80	9.8	0			0.45				89.2	16.87	(1.00) September 2021	2023-05-06/Kimmo Saunisto
Purifi Audio	PTT6.5X08-NAA-07	W	Active	6.5	5.9	34	7.7	0.42	0.4	0.75	27.2	0.82	20.4	132.7	9	80	9.8	0			0.5				86.1	13.73	(1.00) March 2022	2023-05-06/Kimmo Saunisto
Purifi Audio	PTT6.5X08-NAA-08	W	Active	6.5	5.9	34	7.7	0.42	0.4	0.75	27.2	0.82	20.4	132.7	9	80	9.8	0			0.5				86.1	13.73	(0.9) November 2021	2023-05-06/Kimmo Saunisto
Purifi Audio	PTT6.5X08-NFA-01	W	Active	6.5	6	31	6.6	0.32	0.3	0.72	24.4	1.06	26.4	132.7	9.5	80	9.8	0			0.53				87.2	15.04	(1.01) December 2020	2023-05-06/Kimmo Saunisto
Purifi Audio	PTT6.5X08-NLA-10	W	Active	6.5	6	29	8.3	0.32	0.3	0.56	25.8	1.22	30.3	132.7	9.3	80	9.8	0			0.56				86.9	14.42	(1.00) February 2023	2023-05-18/Kimmo Saunisto
Purifi Audio	PTT6.5X08-NLB-02	W	Active	6.5	6	33	8.1	0.37	0.36	0.65	25.3	0.93	23.2	132.7	9.2	80	9.8	0			0.64				86.8	14.11	(1.00) September 2021	2023-05-06/Kimmo Saunisto
Purifi Audio	PTT8.0PR-NA2-01	PR	Active	8		14	9.4			1.3	132	0.93	73	235.1			15										(1.01) April 2023	2023-05-18/Kimmo Saunisto
Purifi Audio	PTT8.0X04-NAB-02	W	Active	8	3.5	26	5.3	0.38	0.36	1.32	43.2	0.9	70.4	235.1	8	350	9.3	0			0.18				90.7	18.29	(1.0) April 2023	2024-05-27/Kimmo Saunisto
Purifi Audio	PTT8.0X08-NAB-02	W	Active	8	6	24	5.8	0.37	0.35	1.22	47.6	0.95	74.5	235.1	10.7	300	9.3	0			0.33				87.7	19.08	(0.99) September 2022	2023-05-06/Kimmo Saunisto