B1 Bass Module - Revision history

ST: /* Longer cables for B1s and B2s */

2025-09-16T01:48:05Z

Longer cables for B1s and B2s

← Older revision		Revision as of 01:48, 16 September 2025
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	[http://www.audiopile.net/NL413GA Audiopile.net NL413GA \| NL4 Speakon equipped 13/4 Speaker Cable]		[http://www.audiopile.net/NL413GA Audiopile.net NL413GA \| NL4 Speakon equipped 13/4 Speaker Cable]

	;Note: If you have an L1 Model 1S or L1 Model II - do NOT add a 10k resistor to the cable. That's only required with an L1® Model I or L1® Classic.		;Note: If you have an L1 Model 1S or L1 Model II - do NOT add a 10k resistor to the cable. That's only required with an L1® Model I or L1® Classic and ONLY if you are using a B2. It is not required with B1 bass modules.

	Consider getting 90 degree ends like this:		Consider getting 90-degree ends like this:
	[[File:NL4FRX.jpg\|link=http://www.audiopile.net/NL4FRX\|Image=NL4 400w.jpg\|200px\|NL-4 speaker cable]]		[[File:NL4FRX.jpg\|link=http://www.audiopile.net/NL4FRX\|Image=NL4 400w.jpg\|200px\|NL-4 speaker cable]]

ST at 04:10, 17 February 2019

2019-02-17T04:10:47Z

← Older revision		Revision as of 04:10, 17 February 2019
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	A good source for the correct cables is		A good source for the correct cables is

	[http://www.audiopile.net/~~products/BOSE_L1/BOSE_L1_Products~~.~~shtml http:~~/~~/www.audiopile.net~~]		[http://www.audiopile.net/NL413GA Audiopile.net NL413GA \| NL4 Speakon equipped 13/4 Speaker Cable]

	~~for example~~		;Note: If you have an L1 Model 1S or L1 Model II - do NOT add a 10k resistor to the cable. That's only required with an L1® Model I or L1® Classic.
	~~[http://www.audiopile.net/NL413GA NL413GA \| NL4 Speakon equipped 13/4 Speaker Cable]~~

	Note: If you have an L1 Model 1S or L1 Model II - do NOT add a 10k resistor to the cable. That's only required with an L1® Model I or L1® Classic.

	Consider getting 90 degree ends like this:		Consider getting 90 degree ends like this:

ST: formatting and updates for L1 Model 1S

2018-08-24T07:34:13Z

formatting and updates for L1 Model 1S

← Older revision		Revision as of 07:34, 24 August 2018
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	;System voicing		;System voicing

	Hilmar-at-Bose		:Hilmar-at-Bose
	~~...~~		<blockquote>
	:We have carefully voiced the system to have the "best" spectral balance. Ideally, this spectral should not change, no matter how many bass modules are attached. More bass modules simply allow you to play louder and have more headroom. Adding the second B1 will not change the spectral balance but play louder.		::We have carefully voiced the system to have the "best" spectral balance. Ideally, this spectral should not change, no matter how many bass modules are attached. More bass modules simply allow you to play louder and have more headroom. Adding the second B1 will not change the spectral balance but play louder.
	The PS1 senses how many B1 bass modules are attached (0***, 1 or 2) and adjusts the internal EQ accordingly. In the case of attaching the second B1 the Power Stand will drop the bass level by about 6 dB so that the overall acoustic output stays the same.

	:~~You can actually notice the change~~: ~~When you attach~~ (or ~~detach~~) the second B1, the ~~systems mutes for~~ about ~~a second, adjust its EQ and then comes back again. That's perfectly safe to do while~~ the ~~system is playing.~~		::The Power Stand senses how many B1 bass modules are attached (0<ref>not applicable to Model II or Model 1S - both must use at least one Bass module.</ref>, 1 or 2) and adjusts the internal EQ accordingly. In the case of attaching the second B1 the Power Stand will drop the bass level by about 6 dB so that the overall acoustic output stays the same.
	...

	Source: [http://bose.infopop.cc/eve/forums/a/tpc/f/1506041054/m/251104076?r=406104076#406104076 Hilmar-at-Bose replies to Single or Double Bass...] discussion in the {{forum}}		::You can actually notice the change: When you attach (or detach) the second B1, the systems mutes for about a second, adjust its EQ and then comes back again. That's perfectly safe to do while the system is playing.

			:Source: [http://bose.infopop.cc/eve/forums/a/tpc/f/1506041054/m/251104076?r=406104076#406104076 Hilmar-at-Bose replies to Single or Double Bass...] discussion in the {{forum}}
			</blockquote>

	*** not applicable to Model II or Model 1S - both must use at least one Bass module.
	<section end=TwoB1s />		<section end=TwoB1s />

ST: grammar and add L1 Model 1S

2018-08-24T07:23:51Z

grammar and add L1 Model 1S

← Older revision		Revision as of 07:23, 24 August 2018
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	== Two B1s ==		== Two B1s ==
	<section begin=TwoB1s />		<section begin=TwoB1s />
	{{Classic icon}}{{Model I icon}}{{Model II icon}} The Classic / Model I / Model II output for the B1s is		{{Classic icon}}{{Model I icon}}{{Model II icon}} The Classic / Model I / Model II / Model 1S output for the B1s is

	*125 Watts into 8 ohms (single B1)		*125 Watts into 8 ohms (single B1)
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	*you look only at relatively low frequencies		*you look only at relatively low frequencies

	Then you get ~~6dB~~ more sound pressure level (SPL) from 2 as compared to one.		Then you get +6 dB more sound pressure level (SPL) from 2 as compared to one.

	Our B1 is a good example ~~for~~ that:		Our B1 is a good example of that:

	*2 B1s give 6 dB more than one.		*2 B1s give 6 dB more than one.
	*You gain 3 dB by ~~simple~~ doubling the electrical power (250 Watt for two, 125 Watt for one).		*You gain 3 dB by simply doubling the electrical power (250 Watt for two, 125 Watt for one).
	*The other 3 dB ~~are~~ gained by doubling of acoustic volume, cone area and close coupling between the speakers.		*The other 3 dB is gained by doubling of acoustic volume, cone area and close coupling between the speakers.

	To get the same SPL (as 2 B1s) from a single B1 you would actually have to hit it with four times the power (500 Watt).		To get the same SPL (as 2 B1s) from a single B1 you would actually have to hit it with four times the power (500 Watt).
Line 60:		Line 60:
	...		...
	:We have carefully voiced the system to have the "best" spectral balance. Ideally, this spectral should not change, no matter how many bass modules are attached. More bass modules simply allow you to play louder and have more headroom. Adding the second B1 will not change the spectral balance but play louder.		:We have carefully voiced the system to have the "best" spectral balance. Ideally, this spectral should not change, no matter how many bass modules are attached. More bass modules simply allow you to play louder and have more headroom. Adding the second B1 will not change the spectral balance but play louder.
	The PS1 senses how many B1 bass modules are attached (0***, 1 or 2) and adjusts the internal EQ accordingly. In the case of attaching the second B1 the ~~PS1~~ will drop the bass level by about 6 dB so that the overall acoustic output stays the same.		The PS1 senses how many B1 bass modules are attached (0***, 1 or 2) and adjusts the internal EQ accordingly. In the case of attaching the second B1 the Power Stand will drop the bass level by about 6 dB so that the overall acoustic output stays the same.

	:You can actually notice the change: When you attach (or detach) the second B1, the systems mutes for about a second, adjust its EQ and then comes back again. That's perfectly safe to do while the system is playing.		:You can actually notice the change: When you attach (or detach) the second B1, the systems mutes for about a second, adjust its EQ and then comes back again. That's perfectly safe to do while the system is playing.
Line 67:		Line 67:
	Source: [http://bose.infopop.cc/eve/forums/a/tpc/f/1506041054/m/251104076?r=406104076#406104076 Hilmar-at-Bose replies to Single or Double Bass...] discussion in the {{forum}}		Source: [http://bose.infopop.cc/eve/forums/a/tpc/f/1506041054/m/251104076?r=406104076#406104076 Hilmar-at-Bose replies to Single or Double Bass...] discussion in the {{forum}}

	*** not applicable to Model II or Model 1S - both must use at least on Bass module.		*** not applicable to Model II or Model 1S - both must use at least one Bass module.
	<section end=TwoB1s />		<section end=TwoB1s />

ST at 20:15, 13 June 2018

2018-06-13T20:15:46Z

← Older revision		Revision as of 20:15, 13 June 2018
Line 136:		Line 136:

	for example		for example
			[http://www.audiopile.net/NL413GA NL413GA \| NL4 Speakon equipped 13/4 Speaker Cable]

	[[File:~~NL$FRX~~.jpg\|link=http://www.audiopile.net/NL4FRX\|Image=NL4 400w.jpg\|200px\|NL-4 speaker cable]]		Note: If you have an L1 Model 1S or L1 Model II - do NOT add a 10k resistor to the cable. That's only required with an L1® Model I or L1® Classic.

			Consider getting 90 degree ends like this:
			[[File:NL4FRX.jpg\|link=http://www.audiopile.net/NL4FRX\|Image=NL4 400w.jpg\|200px\|NL-4 speaker cable]]

	— Click image for details —		— Click image for details —

ST at 20:07, 13 June 2018

2018-06-13T20:07:31Z

← Older revision		Revision as of 20:07, 13 June 2018
Line 137:		Line 137:
	for example		for example

	~~{{#Click~~:http://www.audiopile.net/~~NL413GA~~\|Image:NL4 400w.jpg\|200px\|NL-4 speaker cable}}		[[File:NL$FRX.jpg\|link=http://www.audiopile.net/NL4FRX\|Image=NL4 400w.jpg\|200px\|NL-4 speaker cable]]

	— Click image for details —		— Click image for details —

ST: /* Longer cables for B1s and B2s */

2015-06-03T08:48:17Z

Longer cables for B1s and B2s

← Older revision		Revision as of 08:48, 3 June 2015
Line 137:		Line 137:
	for example		for example

	{{#Click:http://www.audiopile.net/~~products/Speaker_Cables/NL-4_speaker_cable/NL413_dropdown_cutsheet_2.shtml~~\|Image:NL4 400w.jpg\|200px\|NL-4 speaker cable}}		{{#Click:http://www.audiopile.net/NL413GA\|Image:NL4 400w.jpg\|200px\|NL-4 speaker cable}}

	— Click image for details —		— Click image for details —

ST: /* Longer cables for B1s */

2015-06-03T08:46:03Z

Longer cables for B1s

← Older revision		Revision as of 08:46, 3 June 2015
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	{{:B1 Cable Connections}}		{{:B1 Cable Connections}}

	== Longer cables for B1s ==		== Longer cables for B1s and B2s ==
	<section begin=LongerCables />		<section begin=LongerCables />
	The Bose B1 requires a NL4 connector with all 4 pins connected (that's why we call it 4-wire cable). Unfortunately, the Speakon connector comes in three different flavors, NL2 (2-pins), NL4 (4 pins), and NL8 (8-pins). Most salespeople are not aware of the differences.		The Bose B1/B2 requires a NL4 connector with all 4 pins connected (that's why we call it 4-wire cable). Unfortunately, the Speakon connector comes in three different flavors, NL2 (2-pins), NL4 (4 pins), and NL8 (8-pins). Most salespeople are not aware of the differences.

	A good source for the correct cables is		A good source for the correct cables is

ST: /* Two B1s */

2015-04-02T15:37:49Z

Two B1s

← Older revision		Revision as of 15:37, 2 April 2015
Line 60:		Line 60:
	...		...
	:We have carefully voiced the system to have the "best" spectral balance. Ideally, this spectral should not change, no matter how many bass modules are attached. More bass modules simply allow you to play louder and have more headroom. Adding the second B1 will not change the spectral balance but play louder.		:We have carefully voiced the system to have the "best" spectral balance. Ideally, this spectral should not change, no matter how many bass modules are attached. More bass modules simply allow you to play louder and have more headroom. Adding the second B1 will not change the spectral balance but play louder.
	The PS1 senses how many B1 bass modules are attached (0, 1 or 2) and adjusts the internal EQ accordingly. In the case of attaching the second B1 the PS1 will drop the bass level by about 6 dB so that the overall acoustic output stays the same.		The PS1 senses how many B1 bass modules are attached (0***, 1 or 2) and adjusts the internal EQ accordingly. In the case of attaching the second B1 the PS1 will drop the bass level by about 6 dB so that the overall acoustic output stays the same.

	:You can actually notice the change: When you attach (or detach) the second B1, the systems mutes for about a second, adjust its EQ and then comes back again. That's perfectly safe to do while the system is playing.		:You can actually notice the change: When you attach (or detach) the second B1, the systems mutes for about a second, adjust its EQ and then comes back again. That's perfectly safe to do while the system is playing.
Line 67:		Line 67:
	Source: [http://bose.infopop.cc/eve/forums/a/tpc/f/1506041054/m/251104076?r=406104076#406104076 Hilmar-at-Bose replies to Single or Double Bass...] discussion in the {{forum}}		Source: [http://bose.infopop.cc/eve/forums/a/tpc/f/1506041054/m/251104076?r=406104076#406104076 Hilmar-at-Bose replies to Single or Double Bass...] discussion in the {{forum}}

			*** not applicable to Model II or Model 1S - both must use at least on Bass module.
	<section end=TwoB1s />		<section end=TwoB1s />

ST: /* Two B1s */

2015-04-02T15:35:52Z

Two B1s

← Older revision		Revision as of 15:35, 2 April 2015
Line 54:		Line 54:

	Source: [http://bose.infopop.cc/eve/forums/a/tpc/f/8766055944/m/572103376?r=259107776#259107776 How much power...] discussion in the {{forum}}		Source: [http://bose.infopop.cc/eve/forums/a/tpc/f/8766055944/m/572103376?r=259107776#259107776 How much power...] discussion in the {{forum}}

			;System voicing

			Hilmar-at-Bose
			...
			:We have carefully voiced the system to have the "best" spectral balance. Ideally, this spectral should not change, no matter how many bass modules are attached. More bass modules simply allow you to play louder and have more headroom. Adding the second B1 will not change the spectral balance but play louder.
			The PS1 senses how many B1 bass modules are attached (0, 1 or 2) and adjusts the internal EQ accordingly. In the case of attaching the second B1 the PS1 will drop the bass level by about 6 dB so that the overall acoustic output stays the same.

			:You can actually notice the change: When you attach (or detach) the second B1, the systems mutes for about a second, adjust its EQ and then comes back again. That's perfectly safe to do while the system is playing.
			...

			Source: [http://bose.infopop.cc/eve/forums/a/tpc/f/1506041054/m/251104076?r=406104076#406104076 Hilmar-at-Bose replies to Single or Double Bass...] discussion in the {{forum}}


	<section end=TwoB1s />		<section end=TwoB1s />